Wombeyan Caves
The Wombeyan Caves are caves that have formed in marble, in the Wombeyan Karst Conservation Reserve, New South Wales, Australia. Wombeyan Caves is a tourist attraction and local holiday area, as well as a reserve for endangered species, such as several species of wallaby, bird, possum, and wombat.
Cave data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).