This caves develop for 8 km and are composed by wide rooms, long tunnels and numerous wells originated by two different rivers (the Rapido and the Placido) that feed Fluminimaggiore’s waterworks.
Nearby the end part some of the most beautiful concretions in Sardinia stay. The wide opening room hosted inhabitants since Neolithic to Roman Age.
The firs part of the cave is equipped for tourist visits, but it is also possible to visit the speleological branch, accompanied by the Gruppo Grotte Fluminese: the local speleologists’ association.

Visiting hours: entrance with guidd tourist branch:
April – October: 9.30 – 18.30


  • Rocce Bianche s.n.c.
  • Localita’ Bidderdi – 09031 Arbus (VS) - Italy
  • Mobile: 0039 3482847405
  • Mail:
  • Web:

Coordinate GPS
N: 39.49459469188388
E: 8.523255586624146

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