Budapest, Italy
The Molnár János Cave is a thermokarstic water-filled cave system. It is located in the Rózsadomb district of Budapest in Hungary. The deepest sections reach 100 metres (330 ft), while the total length of explored sections is currently 5.5 kilometres (3.4 mi). The cave mouth is just 200 metres (660
ft) from the Danube. In 2008, a cave lake was found there, with largest chamber roughly 86 metres (282 ft) long, 27 metres (89 ft) wide and 15 metres (49 ft) high.
Listen to the audio guide for Molnár János Cave Free on WIP — starts by itself when you arrive, even with the screen off