Zvíkov Castle
 Zvíkov (Czech: Hrad Zvíkov German: Klingenberg) often called the king of Czech castles is a castle located at the junction of the Vltava and Otava rivers some 15 km north of Písek in the South Bohemian Region Czech Republic next to the village of Zvíkovské Podhradí. It stands on a difficult-to-access and steep promontory above the confluence of the Vltava and Otava rivers.