Akrotiri Reef is a combined wall and reef structure located off the coast of Santorini, Greece. The site ranges from 8 metres to 25 metres in depth, with an average depth of 20 metres. Divers can expect visibility of 30 metres. Access is strictly by boat, and the site is suitable for beginners, though moderate currents require careful attention. Divers should remain close to their guide and maintain distance from the wall to avoid contact with sharp rocks and coral. Entanglement hazards exist near the reef structure, so divers should remain vigilant. Typical dives last 45 minutes, with early morning often providing the calmest conditions.

Elephant Feet is a reef and wall dive site near Santorini, named for its distinctive rock formations. The site features a drop-off descending to depths between 20 and 30 metres, with an average depth of 25 metres. Visibility typically ranges from 30 to 50 metres, providing clear views of the wall structure. Access is by boat only. Due to the potential for strong currents and the depth of the site, it is suited for intermediate divers. Divers should monitor their air supply and buoyancy closely. Facilities including changing rooms, showers, and toilets are available.

Aspronisi 1 is a boat-access dive site near Santorini featuring a combination of reef, wall, and artificial reef structures. The topography is varied, with a wall that drops to a maximum depth of 45 metres, requiring careful monitoring of depth gauges. Conditions are generally manageable with mild currents and visibility ranging from 15 to 30 metres. Divers should be aware that surge can develop with little warning, making it advisable to remain close to the reef and wall structures. Due to the depth profile, this site is suited for intermediate divers with appropriate certification. Water temperatures at the site fluctuate between 17C and 21C throughout the year.

Korfos is a reef and cave system located in Santorini, Greece, offering intermediate divers a varied underwater environment. The site spans depths from 5 to 30 metres, with an average depth of 20 metres. Visibility is generally good, ranging between 20 and 30 metres. Access is by boat only, and divers should maintain controlled buoyancy to avoid contact with sharp rocks and coral present throughout the cave sections. A torch is recommended to explore the cave features effectively. Species recorded around this area include Mediterranean moray, Turkish wrasse, white seabream, and various species of nudibranchs such as the Mediterranean violet aeolid.

Palia Kameni Wreck is an artificial reef located in the waters of Santorini, Greece. The site is strictly for advanced divers, with the wreck structure lying at depths between 22 and 33 metres. Access is by boat only. Divers encounter mild currents and visibility ranging from 10 to 30 metres. Species recorded around this area include Mediterranean moray, Turkish wrasse, white seabream, and various species of wrasses and bream. Facilities including showers and changing rooms are available. Given the depth, divers should manage bottom time carefully, with typical dives lasting 45 minutes. Water temperatures fluctuate between 17C and 23C throughout the year.

Thirasia 2 is a reef and wall dive located off the island of Thirasia within the Santorini caldera. The site features depths ranging from 10 to 15 metres, with an average depth of 12 metres. Visibility varies between 10 and 30 metres, and the site is suitable for beginners. Access is by boat only, and divers should remain close to their guide due to boat traffic. Divers must maintain good buoyancy to avoid contact with the sharp reef and wall structures. Typical dives last approximately 45 minutes, with conditions varying depending on the time of day.

The WWII Boat Wreck near Santorini is an artificial reef resting at depths of 10 to 15 metres, with an average depth of 12 metres. Located 2000 metres from shore, this site requires boat access. The wreck structure features sharp edges and potential entanglement points, necessitating careful buoyancy control. Visibility typically ranges from 10 to 30 metres, though it can fluctuate. The site is suitable for beginners and is open for night diving, which offers a different perspective of the structure. Divers should remain close to their guides, particularly when visibility is low, and avoid entering areas where the exit is not clearly visible.

Pavlos Gulf in Santorini offers a diverse underwater landscape featuring a reef, a wall, and a cave system. The site is suitable for intermediate divers, with depths ranging from 6 to 30 metres and an average depth of 20 metres. Visibility is typically between 15 and 30 metres, supported by mild currents. Divers can access the site via shore or boat. On-site facilities include changing rooms, showers, and air fills, allowing for convenient back-to-back dives. The cave section requires careful planning of air supply and bottom time. The site is accessible year-round, with water temperatures fluctuating between 17C and 24C depending on the month.