Zvíkov - Credit: Wikimedia Commons
Zvíkov (; ), often called "the king of Czech castles",Petr David, Vladimír Soukup, Lubomír Čech, Wonders of Bohemia, Moravia and Silesia, pg. 138, Euromedia Group (2004), is a castle in Zvíkovské Podhradí municipality, about north of Písek in the South Bohemian Region of the Czech Republic. It stands on a difficult-to-access and steep promontory above the confluence of the Vltava and Otava rivers. The castle is one of the most important early-Gothic castles in Czech lands. Read more on Wikipedia
Source: en.wikipedia.org