A ruin of a Gothic rock castle from the 13th century, romantically adjusted in the 19th century during the era of the Aehrenthal family. In the 18th century it became a famous pilgrimage place. The complex is accessible across bridges with stone sculptures and a triple Classicist gate. Medieval walls, cellars, a bell-shaped dungeon, pilgrimage Church of Jan Nepomucký. The Chapel of Jan the Baptist.