Santorini

Agios Nikolaos is a small islet beneath Oia’s cliffs, known for a circuit-style,

A boat-access volcanic reef between Aspronisi and the Santorini lighthouse, best

Caves, Santorini offers volcanic caves and wall terrain near the Akrotiri calera

A protected volcanic reef off Caldera Beach with strong marine life and guided,

A guided, boat-access wreck dive in Santorini’s volcanic caldera featuring lava-

A small passenger-ship wreck in the bay of Santorini’s New Volcano, visited by a

Riva Santo is a volcanic reef with lava-cut swim-throughs.

Santorini volcanic wall with shore-line entry