The 24 km long karst cave system - the second longest in Slovenia - was formed by the Pivka River and first discovered in the 17th century. It represents one of the main tourist attractions of the country, developed by a railway. The photograph was taken near the Russian Bridge.
- cave, karst processes, leisure, lightscape
- Monday 29 May 2017 by Martin Mergili in Europe / Slovenia (2929 visits)