In the middle of the sea, betwen Ponza and Ventotene, just 8 miles from the harbor, this incredible rock is a very interesting dive site.
there are a lot of underwater path, from the shallow water feature from a lot of natural arch and many caves, to the caves with a lot of shrimps, wall with yellow parazohantus, to the 74 deep with big black coral ( Anthipatella subpinnata).