Escorted tours to Prague, Vienna and Budapest

• Spring (April to May) and fall (September to October) are generally considered the best times to visit these cities. The weather is mild, and the crowds are fewer compared to the summer months.
• Summer (June to August) is the peak tourist season, and the cities can get crowded. However, the weather is pleasant, and there are many outdoor events and festivals to enjoy.
• Winter (November to March) can be cold and snowy, but it is also the time when the Christmas markets are open. The cities are beautifully decorated, and there are many seasonal activities to enjoy.

Here are some day trips from Prague, Budapest, and Vienna based on the search results:

Prague:

• Kutná Hora: a UNESCO World Heritage Site known for its Gothic architecture and the Sedlec Ossuary, a chapel decorated with human bones.
• Český Krumlov: a picturesque town with a well-preserved medieval center and a castle.
• Karlštejn Castle: a Gothic castle built in the 14th century that served as a royal residence and a treasury.
• Terezín Concentration Camp: a former Nazi concentration camp that now serves as a memorial and a museum.

Budapest:

• Szentendre: a charming town known for its colorful houses, art galleries, and museums.
• Danube Bend: a scenic area along the Danube River that includes the towns of Visegrád, Esztergom, and Szentendre.
• Lake Balaton: a large freshwater lake known for its beaches, resorts, and wine regions.
• Eger: a historic town known for its castle, thermal baths, and wine cellars.

Vienna:

• Wachau Valley: a scenic area along the Danube River that includes vineyards, castles, and monasteries.
• Bratislava: the capital of Slovakia, located just an hour away from Vienna by boat or train.
• Salzburg: the birthplace of Mozart and the setting of "The Sound of Music," located about 2.5 hours away from Vienna by train or car.
• Graz: a historic city known for its Renaissance architecture, museums, and parks.

These are just some of the many day trips that you can take from each city. It is recommended to plan your itinerary well and book your tours in advance to avoid any last-minute hassle.

Here are some of the must-see attractions in Prague, Budapest, and Vienna based on the search results:

Prague:

• Old Town Square and Old Town Hall Tower
• Charles Bridge
• Prague Castle
• St. Vitus Cathedral
• Jewish Quarter
• Petrin Hill and Tower
• John Lennon Wall
• National Museum
• Powder Tower
• Mucha Museum

Budapest:

• Buda Castle
• Fisherman's Bastion
• Hungarian Parliament
• St. Matthias Church
• Gödöllo Palace
• Danube Promenade
• Great Market Hall
• Gellert Hill
• Thermal baths (e.g. Széchenyi, Gellért, Rudas)

Vienna:

• Schönbrunn Palace
• Hofburg Palace
• St. Stephen's Cathedral
• Belvedere Palace
• Austrian National Library
• Spanish Riding School
• Prater Amusement Park
• Danube River Cruise
• Vienna Woods

These are just some of the many attractions that each city has to offer. It is recommended to plan your itinerary well to make the most of your stay in each city.