Cesky Krumlov is a small brilliant city located in Bohemia area of the Czech Republic. Visit it for tasty food and amazing narrowed streets. You can check out all major sights in one or two days. The major attractions are the city center itself, you won't get lost here in any case as river is a good point of reference.
Go up to the castle and gardens, if weather conditions permits you can enjoy the park or sign up for an excursions within amazing interiors of the castle. Go to the city center and ask a direction for beer factory, you can visit it and enjoy a delicious yet inexpensive food in a restaurant nearby. Lovers of theater can take a tour to an old royal theater that was equipped with technologies that were amazing for that time.