Santorini Vulkanwand, Thira Municipal Unit, Greece

Caldera Beach, located in the Thira Municipal Unit, features a stunning house reef with a maximum depth of 20.3 meters. Divers can enjoy a bottom time of up to 41 minutes. The entry is made from the shore, followed by a descent using a boat line. Be prepared for a rapid descent, and good buoyancy control is essential for this dive.