Question: must see cities czech republic?
Answer: Prague. The heart of Europe, one of the most beautiful cities in the world and an architectural gem on the Vltava River – this is Prague, the Capital City of the Czech Republic. ... 
Karlovy Vary. ... 
Bohemian Switzerland. ... 
Český Krumlov. ... 
Karlštejn Castle. ... 
Brno. ... 
Lednice Valtice Cultural Landscape. ... 
České Budějovice.