Day Trips from Prague

89 day trips in Prague costing from €16 🏆 Compare top-rated tours, read reviews, and book your next adventure now!

Activities and tickets
89

89 offers
From Prague: Karlovy Vary Day Trip with Watchtower and Funicular
Bestseller
4.9
918 reviews
From Prague: Karlovy Vary Day Trip with Watchtower and Funicular
This all day trip takes you to the West part of the Czech Republic close to the German border. Then you will go by a funicular to Diana area where you can find a watchtower, a butterfly house, a ZOO etc. After you will have free time for lunch and shopping.
Group
to 9 hrs 30 min
Today at 08:45
Wed, 10 Dec, 08:45
from59
per person
From Prague: Full-Day Trip to Cesky Krumlov
5.0
952 reviews
From Prague: Full-Day Trip to Cesky Krumlov
Cesky Krumlov, a UNESCO-listed medieval town in South Bohemia, enchants visitors with its fairytale charm, narrow streets, and Gothic, Renaissance, and Baroque architecture. Enjoy a guided walking tour, followed by free time to explore the second-largest Czech castle, dine, shop, or relax with exper
Group
11 hrs
Today at 08:45
Tomorrow at 08:45
85
per person
From Prague: Private Karlovy Vary & Crystal Factory Tour
4.5
233 reviews
From Prague: Private Karlovy Vary & Crystal Factory Tour
Visit the famous springs at the spa town of Karlovy Vary, just a quick trip away from the center of Prague. Experience for yourself the relaxing feeling of natural hot springs, and see why they attracted famous figures from all over Europe.
Private
7 persons
10 hrs
Today at 08:00
Today at 08:30
520
per group
Karlovy Vary & Marianske Lazne Tour from Prague with Lunch
5.0
293 reviews
Karlovy Vary & Marianske Lazne Tour from Prague with Lunch
Discover two famous spas on this all day tour to Karlovy Vary and Marianske Lazne. Visit the Moser Glass Shop, the Factory Museum & the Thun Porcelain Shop in Karlovy Vary before exploring Marianske Lazne, home to the famous Cross Spring.
Group
10 hrs
Tomorrow at 09:00
Thu, 11 Dec, 09:00
105
per person
Daytrip from Prague to Český Krumlov via Hluboká
4.8
Guide rating
Daytrip from Prague to Český Krumlov via Hluboká
Take a walk around Gluboka Castle, plunge into the charm of Cesky Krumlov Castle and explore the historic castle quarter in the Old Town.
Private
8 persons
10 hrs 30 min
Today at 07:30
Tomorrow at 07:30
492.50
per group
Český Krumlov: 2 Hour Private Walking Tour with Guide
5.0
515 reviews
Český Krumlov: 2 Hour Private Walking Tour with Guide
Discover the medieval town of Český Krumlov as you explore the area’s most beautiful sights and learn everything about its history, architecture, and tales of the town from your professional tour guide.
Private
20 persons
2 hrs
Today at 09:00
Today at 09:30
110
per group
From Prague: Karlovy Vary Guided Day Trip with Lunch
4.8
391 reviews
From Prague: Karlovy Vary Guided Day Trip with Lunch
Experience the world-famous spa town of Karlovy Vary on a day trip from Prague. Admire the town's many beautiful colonnades and taste the mineral waters from 12 different springs.
Group
9 hrs
Wed, 10 Dec, 09:30
Fri, 12 Dec, 09:30
80
per person
From Prague: Český Krumlov and České Budějovice Day Trip
4.8
466 reviews
From Prague: Český Krumlov and České Budějovice Day Trip
Discover the beauty and history of the Czech countryside in southern Bohemia on a day trip to Cesky Krumlov and Ceske Budejovice from Prague. Visit Cesky Krumlov Castle and have lunch in a historic restaurant.
Group
8 hrs 30 min
Tomorrow at 09:00
Wed, 10 Dec, 09:00
89
per person
From Prague: Karlovy Vary Full-Day Tour
5.0
214 reviews
From Prague: Karlovy Vary Full-Day Tour
Stroll among the colonnades of a legendary spa town on a full-day tour to Karlovy Vary from Prague. Benefit from some free time to shop and more.
Group
9 hrs
Wed, 10 Dec, 09:45
Fri, 12 Dec, 09:45
82
per person
Český Krumlov: Wooden Raft River Cruise
5.0
568 reviews
Český Krumlov: Wooden Raft River Cruise
Enjoy a 50-minute Vltava River cruise on a unique wooden raft with live commentary and see Český Krumlov from a different perspective.
Entry ticket
50 min
Fri, 12 Dec, 14:00
Fri, 12 Dec, 14:30
17
per person
Karlovy Vary - the world famous spa
5.0
139 reviews
Karlovy Vary - the world famous spa
Spa town of Karlovy Vary, situated about 100 km west of Prague. You´ll have a chance to taste the hot springs as well. The trip includes a visit and guided walk through the historic center.
Group
9 hrs
Wed, 10 Dec, 09:30
Fri, 12 Dec, 09:30
84
per person
Cesky Krumlov Private Day Trip from Prague
4.5
632 reviews
Cesky Krumlov Private Day Trip from Prague
Spend the day exploring the Czech Republic's best-preserved medieval town, Cesky Krumlov, and its Renaissance-era castle on a private guided tour.
Private
7 persons
10 hrs
Tomorrow at 08:00
Tomorrow at 08:30
520
per group
Český Krumlov: Advent Wooden Raft River Cruise
4.8
Guide rating
Český Krumlov: Advent Wooden Raft River Cruise
Enjoy a 30-minute Vltava River cruise on a unique wooden raft with live commentary and see Český Krumlov from a different perspective.
Group
30 min
Fri, 12 Dec, 14:00
Fri, 12 Dec, 14:30
17
per person
Private Tour to Český Krumlov - A Day Trip from Prague
5.0
263 reviews
Private Tour to Český Krumlov - A Day Trip from Prague
The most beautiful and most visited city after Prague in Czech Republic, come and visit a town out of a fairytale: Český Krumlov. See its most important sights with a professional guide!
Private
15 persons
10 hrs
Today at 09:00
Tomorrow at 09:00
640
per group
Cesky Krumlov: Express Walk with a Local in 60 minutes
5.0
244 reviews
Cesky Krumlov: Express Walk with a Local in 60 minutes
Discover the charm of Cesky Krumlov from an insider’s perspective in a 60-minute walk with a Local. Explore its landmarks, enjoy the vibrant culture, and learn about its rich history.
Small group
6 persons
1 hr
Today at 11:00
Today at 14:30
138
per person
From Prague: Full-Day Trip to Česky Krumlov
5.0
338 reviews
From Prague: Full-Day Trip to Česky Krumlov
Winding streets, romantic corners, and an impressive castle above a meandering river are a few of the charms of Česky Krumlov, a UNESCO World Heritage Site in southern Bohemia. Explore the town's historic center and visit its castle on a guided tour.
Group
10 hrs
Tomorrow at 09:30
Thu, 11 Dec, 09:30
88
per person
Linz: Private Day Trip to Cesky Krumlov
5.0
263 reviews
Linz: Private Day Trip to Cesky Krumlov
Explore the charming Czech town of Cesky Krumlov on a private 6 hours sightseeing tour from Linz. Upon arrival, embark on a 1,5 -hour guided walking tour followed by 2,5 hours of free time on your own
Private
8 persons
6 hrs
Today at 06:00
Today at 07:00
749
per group
Prague: Sightseeing Transfer to Vienna via Cesky Krumlov
4.8
Guide rating
Prague: Sightseeing Transfer to Vienna via Cesky Krumlov
Enjoy a one-way private sightseeing transfer from Prague to Vienna via one of the visited towns in the Czech Republic, Cesky Krumlov.
Private
20 persons
9 hrs
Today at 06:00
Today at 07:00
1139
per group
Prague-Vienna One-Way Sightseeing Day Tour
4.8
Guide rating
Prague-Vienna One-Way Sightseeing Day Tour
Rather than wasting time on half-day trips from Prague, hit some of Moravia’s most essential sights on this private sightseeing transfer direct from your space in Prague to your new place in Vienna. Exploring with a guide, visit Brno Old Town, the baroque palaces of Valtice and Lednice.
Private
8 persons
10 hrs
Today at 09:00
Tomorrow at 09:00
540
per group
Vienna: Sightseeing Transfer to Prague via Cesky Krumlov
5.0
274 reviews
Vienna: Sightseeing Transfer to Prague via Cesky Krumlov
Enjoy a one-way private sightseeing transfer from Vienna to Prague via Český Krumlov. Along the way you will visit one of the visited towns in the Czech Republic.
Private
20 persons
10 hrs
Today at 06:00
Today at 07:00
1139
per group
Mesmerizing Cheski-Krumlov - Walking Tour
Likely to sell out
5.0
259 reviews
Mesmerizing Cheski-Krumlov - Walking Tour
Through a peaceful and insightful 2-hour walking tour become familiar with some of the most intriguing corners, stories, and landmarks of Cheski-Krumlov.
Private
7 persons
2 hrs
Today at 09:00
Today at 10:00
139
per group
Prague to Vienna via Cesky Krumlov Private car with Private tour and lunch
4.8
Guide rating
Prague to Vienna via Cesky Krumlov Private car with Private tour and lunch
Instead of traveling directly between Prague and Vienna, make the most of the journey and go via charming Cesky Krumlov and Ceske Budejovice. Cesky Krumlov’s medieval town is a UNESCO World Heritage Site, and Ceske Budejovice is home to Budvar (aka Budweiser) beer.
Private
7 persons
11 hrs
Tomorrow at 00:00
Wed, 10 Dec, 00:00
960
per group
Cesky Krumlov: Private Christmas-Themed Walking Tour
4.8
Guide rating
Cesky Krumlov: Private Christmas-Themed Walking Tour
Enjoy a tour of Cesky Krumlov as it's covered in Christmas decor. Learn about Czech holiday traditions, taste local treats, and visit either the Castle Museum, the Regional Museum, or a monastery.
Private
10 persons
3 hrs
Today at 09:00
Today at 10:00
120
per group
Prague Orientation 1-Hour Bus Tour
4.8
Guide rating
Prague Orientation 1-Hour Bus Tour
Get the most out of your Prague visit!
Group
1 hr
Today at 12:45
Today at 16:00
16
per person
From Prague: Bohemian Switzerland & Thermal Baths Tour
4.8
Guide rating
From Prague: Bohemian Switzerland & Thermal Baths Tour
Enjoy the stunning colonnades throughout the town and sample mineral waters from 12 unique springs.
Private
8 persons
9 hrs
Tomorrow at 07:30
Wed, 10 Dec, 07:30
1200
per group
Scenic Transfer from Prague to Munich with 2h stop in Plzen Beer Factory
4.8
Guide rating
Scenic Transfer from Prague to Munich with 2h stop in Plzen Beer Factory
Get to see more of Central Europe on this private transfer between Prague and Munich. Travel comfortably in a WiFi-equipped vehicle with a driver and choose to customize your journey along the way. Stop in Pilsen and visit the Pilsner Urquell Brewery.
Private
8 persons
5 hrs 30 min
Tomorrow at 09:30
Wed, 10 Dec, 09:30
525
per group
Prague-Munich One-Way Sightseeing Day Tour
4.8
Guide rating
Prague-Munich One-Way Sightseeing Day Tour
Say no to boring shuttles and fiddly public transport and enjoy a cultural private road trip direct from your base in Prague to your new place in Munich. Visit 14th-century Karlstejn Castle, perched on a Bohemian hilltop, the Pilsner Urquell Brewery.
Private
8 persons
10 hrs
Tomorrow at 09:00
Wed, 10 Dec, 09:00
540
per group
Full-Day Private Trip from Prague to Berlin
4.8
Guide rating
Full-Day Private Trip from Prague to Berlin
Spend the day seeing Berlin from Prague with ease on this full-day private tour. Depart from your Prague accommodation in a private vehicle and make your way to Berlin. In the company of your guide, visit the Berlin Wall and the Brandenburg Gate and learn about the history of Berlin.
Private
15 persons
12 hrs
Today at 07:00
Today at 08:00
1190
per group
How do excursions differ?
Private excursions Private excursions - the guide will conduct an excursion only for you and your friends.
Group excursions Group excursions - the guide forms a group. Other tourists will learn new things with you.
Small group Small group – small group with possibility to maintain a comfortable distance between the participants.

Reviews

Why choose day trips from Prague?

Prague is more than a beautiful city break; it is also a very practical base for exploring the rest of the Czech Republic in one-day hops. From here you can reach historic towns, spa resorts, castle landscapes and even neighbouring countries, yet still sleep in the same hotel each night. For travellers who do not want to repack bags or keep changing accommodation, this hub-and-spoke style of travel works extremely well.

Travel distances around Prague are short by European standards, so you spend a larger share of the day actually sightseeing rather than sitting on trains. Within a few hours it is possible to stand under the castle in Český Krumlov, taste hot spring water in Karlovy Vary, walk through sandstone rock cities in Bohemian Switzerland or admire the Bone Church in Kutná Hora. One city base therefore unlocks a surprisingly wide mix of experiences.

Another advantage is choice of travel style. Confident travellers can use the dense network of trains and buses, buying inexpensive tickets and planning their own timetable. Others prefer organised excursions where a local guide, pre-booked transport and a clear schedule take care of the details. In both cases a day trip from Prague offers a change of scenery without complicated logistics.

UNESCO towns and medieval cities

Many of the strongest day-trip candidates are compact historic towns that kept their old street plan and skyline almost intact. Český Krumlov winds around a curve of the Vltava River, watched over by a vast castle and tower that dominates the view from every angle. Kutná Hora, once enriched by silver mines, draws visitors today with the unusual Bone Church in Sedlec and the graceful outline of St Barbara’s Cathedral above the rooftops.

Beyond these two classics there are quieter options for travellers who prefer to avoid big crowds. Places such as Telč, Olomouc or Litomyšl combine painted façades, arcaded main squares and Baroque churches, yet usually feel less busy than Prague itself. They reward slow exploration on foot: time to pause for photographs, slip into side streets and linger in small cafés rather than race between major monuments.

Castle day trips from Prague

If you enjoy stories of kings, nobles and sieges, a castle-themed day out is an easy win. Karlštejn Castle stands on a wooded hill south-west of the city, roughly half an hour away by rail, and the short walk up from the station passes through a small village of cafés and souvenir shops. Konopiště, once the residence of Archduke Franz Ferdinand, mixes romantic parkland, lakeside views and interiors filled with armour and hunting trophies.

For something a little wilder, Křivoklát lies hidden in deep forest to the west and feels older and more rugged, while Hluboká in South Bohemia looks almost like a white château transplanted from a fairy tale. Many visitors choose a full-day castle trip from Prague that focuses on one main site with time to explore its surroundings, rather than trying to rush between several fortresses in a single outing.

Nature and hiking trips

When you need a break from trams and church towers, it is surprisingly easy to swap Prague’s streets for marked trails and rock viewpoints. To the north, Bohemian Switzerland National Park offers sandstone cliffs, deep gorges and forest paths that lead to natural stone arches and high lookouts over the Elbe valley. Typical routes combine moderate walking with a short boat section through a narrow canyon, so they suit reasonably active travellers rather than hardcore mountaineers.

Czech Paradise, north-east of the capital, is another classic choice with its tall rock pinnacles, pine woods and castle ruins scattered across the landscape. Those with more time can venture further to the Jizera or Krkonoše Mountains, where summer brings cooler air and longer hiking possibilities, or to the Moravian Karst, known for cave systems and underground rivers that are often visited on organised excursions.

Spa towns: Karlovy Vary and Mariánské Lázně

West of Prague the landscape softens into wooded hills dotted with historic spa resorts. Karlovy Vary is the best known, a ribbon of pastel facades and colonnades following the river valley about two to three hours away, depending on whether you go by bus or train. Visitors stroll between hot springs with small porcelain cups, ride a funicular to viewpoints above the town and pause for coffee and cake in grand cafés that recall the Belle Époque.

Mariánské Lázně sits further south and has a noticeably calmer atmosphere, with broad parks, ornate pavilions and a musical fountain at the heart of the resort. Many travellers use a full day from Prague to sample several springs, take an unhurried walk under colonnades and simply enjoy the slower rhythm compared with the capital.

Historical and cultural trips

Some excursions from Prague focus less on scenery and more on the stories that shaped Central Europe. Terezín, about an hour away by road, served as a ghetto and concentration camp during the Second World War and is now preserved as a memorial; most visitors find a guided visit helpful to understand the background in detail. Further east, the Moravian cities of Brno and Olomouc offer a different urban rhythm, with fortress walls, churches, fountains and lively student quarters giving them a distinct character from the capital.

Smaller towns such as Tábor add their own layers of history, linked to the Hussite movement and fortified against medieval enemies. Underground tunnels, small museums and modest town squares make these places appealing to travellers who enjoy quieter, less commercialised destinations and are happy to trade headline sights for atmosphere and context.

Beer and brewery tours

For many visitors, a trip to the Czech Republic would feel incomplete without exploring its beer culture. Plzeň, around an hour and a half from Prague by direct train, is the birthplace of pale lager and home to large brewery complexes where tours lead through historic cellars before ending with a fresh tasting straight from the tank. South Bohemia’s České Budějovice is closely associated with Budvar and combines brewery visits with a generous main square framed by arcades and fountains.

These beer-oriented outings can easily be balanced with more general sightseeing. A typical day might include a late-morning brewery tour, a relaxed lunch featuring local dishes, and an afternoon wandering through the old streets or along the river before heading back to Prague in the early evening.

International day trips: Vienna, Dresden, Salzburg

If you would like to tick off another country without changing your base, cross-border day trips from Prague are an attractive option. Dresden in Germany is one of the easiest, roughly two hours away by direct train, with rebuilt Baroque landmarks, riverside walks and museums all within a compact centre. Vienna in Austria lies further, about four hours by rail, so a visit usually fills a whole day but offers a snapshot of imperial palaces, grand boulevards and traditional coffee houses.

Salzburg can also be reached in a long day, though many travellers prefer to combine it with an overnight stay because of the distance. In all cases, these international excursions work best for those who do not mind early starts and late returns and are keen to compare Prague with other Central European cities on the same trip.

When to visit: Best time for Prague day trips

Day trips from Prague run throughout the year, but the character of each outing changes a lot with the seasons. Temperatures, length of daylight, school holidays and special events such as Christmas markets or wine festivals all influence which month will suit you and what kind of excursion makes the most sense.

Spring (April–May)

In spring the countryside around Prague wakes up quickly: trees come into leaf, castle gardens reopen and temperatures are usually pleasant for walking. This is a comfortable moment to visit UNESCO towns such as Český Krumlov or Kutná Hora before summer crowds peak, or to try moderate routes in areas like Czech Paradise and Bohemian Switzerland.

Summer (June–August)

Summer brings the warmest weather and the greatest choice of outdoor activities, from river sports to mountain trails and open-air terraces in spa towns. It is also the period when popular tours to Karlovy Vary, Český Krumlov or national parks are most likely to sell out, so booking your chosen Prague day trips in advance is strongly recommended.

Autumn (September–November)

Autumn wraps forests and vineyards in rich colours and often delivers stable, cooler days that are ideal for hiking and city walks. Early autumn is harvest time in Moravia, which adds wine events to the calendar, while later weeks tend to be quieter in big attractions, giving more space at viewpoints and inside castles.

Winter (December–February)

In winter you trade long evenings for festive atmosphere. Many towns decorate their main squares with lights, and Christmas markets appear in places such as Prague, Brno and Karlovy Vary. Cold temperatures make spa visits, brewery tours and castle interiors particularly appealing, and day trips are still practical as long as you dress for freezing conditions and shorter daylight.

Best seasons for different types of Prague day trips

  • UNESCO towns and cities: best in April–June and September–October – mild weather and fewer crowds than during peak summer.
  • Castles and chateaux: best from April to October – castle gardens are open and there is longer daylight for views and walks.
  • Nature and hiking: best from May to September – generally drier trails, comfortable temperatures and more stable conditions.
  • Spa towns: good year-round – warm springs feel cosy in winter, while parks and terraces are pleasant in summer.
  • Beer and brewery tours: good year-round – mostly indoor activities, so they work in any season.
  • Christmas markets & lights: best from late November to December – festive squares in Prague, Brno, Karlovy Vary and other towns.

Practical tips for your Prague day trips

A bit of planning goes a long way when you start venturing out of the city. Thinking ahead about tickets, timing and what to pack helps you avoid common snags and leaves more energy for actually enjoying the places you visit.

Book popular trips in advance

In the main holiday months it is sensible to reserve places on in-demand excursions such as full-day tours to Český Krumlov, Karlovy Vary or Bohemian Switzerland. Early booking usually gives you a better choice of dates, departure times and tour styles, and reduces the risk of last-minute disappointment.

Arrive early at stations and meeting points

Major train and bus hubs in Prague can feel busy and confusing, especially for first-time visitors. Aim to reach your platform or tour meeting point 15–20 minutes before departure so you have time to find the right place, pick up snacks and settle in without rushing.

Dress for shifting weather

Conditions can change quickly, even in summer, and it is common for castle courtyards, forests and river valleys to feel cooler than central Prague. Comfortable walking shoes, a spare layer and a compact waterproof are usually worth carrying so that showers or breezes do not cut your day short.

Carry water, snacks and some cash

Smaller towns may have limited opening hours outside peak season, and not every café or kiosk accepts cards. Packing a refillable bottle, a few snacks and a modest amount of Czech crowns means you are prepared even if shops are closed or card terminals are down.

Check opening hours and seasonal closures

Castles, museums and caves often adjust their schedules in winter or close on certain weekdays. Looking up current information for places such as the Bone Church in Kutná Hora, Karlštejn Castle interiors or Moravian Karst caves before you travel can save wasted journeys.

Consider tours for complex routes

Some destinations involve several changes of train or bus, or cover sensitive historical topics. In such cases—Bohemian Switzerland, parts of the Moravian Karst or Terezín, for example—joining an organised tour from Prague can be easier and more informative than arranging everything on your own.

How to choose and book your Prague day trip

With so many destinations within reach, it helps to be systematic when picking a day trip from Prague. Clarifying your priorities—scenery, history, relaxation, food and drink or a new country—makes it easier to filter the options and avoid decision fatigue.

Use simple criteria to narrow the list

Start by deciding how long you want to be away from Prague and how much time you are happy to spend on the road. Shorter outings work well for nearby castles and towns, while places such as Český Krumlov, Karlovy Vary, Dresden or Vienna really need a full day. Next, look at whether you prefer guided commentary, free time or a mix of both, and at your rough budget per person.

Key Prague day trips at a glance

  • Český Krumlov: about 180 km from Prague, 2.5–3 hours one way, usually reached by bus or organised tour, best planned as a full-day trip.
  • Kutná Hora: about 80 km away, roughly 1 hour by train, suitable for a half-day or short-day excursion.
  • Karlovy Vary: about 130 km from Prague, 2–2.5 hours one way by bus or tour, typically visited as a full-day trip.
  • Karlštejn Castle: about 30 km away, around 40 minutes by train, works well as a half-day outing.
  • Bohemian Switzerland National Park: roughly 120 km from Prague, 2–2.5 hours one way, usually visited on a tour or by car as a full-day trip.
  • Plzeň: about 90 km away, around 1.5 hours by train, suitable for a half-day or short-day visit.
  • Dresden (Germany): about 150 km from Prague, roughly 2 hours one way by train or tour, usually a full-day trip.
  • Vienna (Austria): about 330 km away, 3.5–4 hours one way by train or tour, best treated as a long full-day outing.

Compare what is included

Two trips with similar prices can offer very different value once you check the details. Some excursions include only transport and a guide, leaving you to pay for entries and meals, whereas others bundle admission tickets, tastings or lunch into a higher but more predictable price. Reading the description carefully helps you understand what you are really buying.

Tour or DIY: which suits you?

Guided group or private tours tend to appeal to travellers who want clear schedules, expert explanations and minimal stress about timetables or language. Independent journeys by train or bus suit those who enjoy planning, prefer a flexible day and are comfortable navigating stations and local services. Many people use a mix of both approaches during a longer stay in Prague.

Guided tour vs DIY from Prague

  • Guided group tour: easy logistics, expert commentary and a fixed schedule with no need to navigate tickets yourself. The main drawbacks are less flexibility, fixed timings and sharing the experience with a group. Best for first-time visitors, short stays and complex routes such as Terezín or Bohemian Switzerland.
  • Private tour: offers a flexible pace and itinerary, a personal guide and the possibility of hotel pick-up. The downside is a higher price per person and the need to book in advance. Best for families, small groups and travellers who value comfort and customisation.
  • Independent by train or bus: tends to be cheaper, with more flexible timing and a stronger local feel. However, you need to plan routes and timetables, handle any language issues and take more responsibility for the day. Best for confident, budget-conscious travellers who enjoy planning their own trips.

Frequently Asked Questions

If I only have one free day, where should I go?

Can I rely on trains for day trips?

Which town is generally seen as the prettiest?

Is Český Krumlov realistic as a day trip from Prague?

Should I choose Kutná Hora or Karlovy Vary?

Is there a free cancellation policy for Prague day trips?

Do I need to rent a car for these trips?