Koněprusy Caves (Czech: Koněpruské jeskyně) is a cave system in the heart of the limestone region known as Bohemian Karst, Czech Republic. It is located southwest of Prague, 6 kilometres (3.7 mi) south of Beroun in the Central Bohemian Region. The name derives from nearby village of Koněprusy. With the length of 2 kilometres (1.2 mi) and vertical range of 70 metres (230 ft), it is the largest cave system in Bohemia.