Grotte di Frasassi
CountryItaly
RegionMarche
Discovered1971
Size/Depth30 km surveyed
About Grotte di Frasassi
The Abisso Ancona is 200 m long, 100 m wide, and 80 m high. Features enormous stalactites and stalagmites. The formations include cascading flowstone and crystal pools. Water continues to shape the cave. A tunnel was built for tourist access.
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