Therma Hot Springs in Kos, Greece, is a unique geological site where volcanic hot springs flow directly into a sea pool. Divers and snorkellers experience significant thermoclines as the hot spring water, reaching temperatures between 40 and 50 degrees Celsius, mixes with the cooler sea water. The site features an artificial reef structure with an average depth of 3 metres, ranging from 1 to 5 metres. Access is via the shore, and the site is suitable for beginners. Conditions include mild currents and visibility between 3 and 10 metres. Hazards include surf and strong thermoclines. A cafe is available on-site for visitors.

Kos Reef is a boat-accessible site in Greece suitable for beginners and those building underwater confidence. The reef topography features shallower sections at 8 metres, sloping to a maximum depth of 25 metres, with an average depth of 15 metres. Divers typically spend 40 minutes exploring the site, which offers visibility ranging from 10 to 25 metres. Conditions are generally calm with no significant current. Boat traffic is a potential hazard, and divers should be mindful of sea urchins on the reef. Facilities including equipment rental, air fills, and showers are available nearby. Confirm departure times with local operators before arrival, as boat access is required.

Kargı Island, specifically the Bubble Cave Area, is defined by dramatic spear-like rock formations and a vertical wall. This site is suitable for advanced divers due to the strong currents encountered here. The topography includes a reef and wall structure, with depths ranging from 15 to 36 metres and an average depth of 25 metres. Access is exclusively by boat, as the site is located 1000 metres from the shore. Visibility is generally good, typically between 15 and 30 metres. The water temperature fluctuates between 17C and 22C throughout the year.

Kargı Adası is a small island featuring a lighthouse and underwater topography consisting of reefs and walls. Located 10 kilometres from the shore, this site requires boat access and is suited for advanced divers due to the presence of strong currents. The depth ranges from 5 to 40 metres, with an average depth of 25 metres. Visibility typically fluctuates between 10 and 25 metres. The site supports a variety of Mediterranean reef fish and invertebrates within its rocky wall environment. Water temperatures range from 17C to 21C throughout the year. Snorkellers may also enjoy the site, which holds a 4/5 rating for the activity.

Trigger Reef is a rocky underwater landscape located off the coast of Kos, Greece. The site features two distinct caverns that provide an overhead environment for divers. With depths ranging from 5 to 14 metres, the site is suited for intermediate divers capable of managing strong currents. Visibility is typically between 20 and 30 metres. Access to the reef is by boat only, with typical dive times lasting 45 minutes. Local facilities include air fills, equipment rental, guided tours, and boat charters.

Meteor Beach Platforms in the Bubble Cave Area features a combination of artificial reef structures and a natural submerged wall. This site is accessible via a shore entry and is suitable for beginners, with depths ranging from 5 to 15 metres and an average depth of 10 metres. Divers and snorkellers can expect mild currents and visibility typically between 15 and 40 metres. The area includes facilities such as parking, toilets, showers, a cafe, and a dive shop. Be aware of boat traffic in the vicinity and the presence of sea urchins on the seabed. A typical dive duration is approximately 45 minutes.

Karaincir Eastern Rocks, located in the Bubble Cave Area of the Bodrum Peninsula, is a shore-accessible reef site suitable for beginners. The topography consists of a rocky headland featuring natural crevices and a sandy, shallow main beach. Divers and snorkellers can explore depths ranging from 2 to 15 metres, with an average depth of 8 metres. Conditions are generally mild, though visibility varies between 5 and 25 metres. Typical dives last approximately 45 minutes. Hazards at this site include jellyfish and sea urchins. The site is well-suited for both diving and snorkelling activities.

Fener Point, located near the Bubble Cave Area, features a combination of natural reef and artificial reef structures. This shore-entry site is suited for intermediate divers, with depths starting at 8 metres. The area is known for its rocky topography and visibility ranging from 30 to 45 metres. Divers should be aware of moderate currents and potential surf conditions. The site is also popular with windsurfers, so calm, windless days are recommended for in-water activities. The habitat supports a variety of Mediterranean reef fish and invertebrates, including crustaceans, cephalopods, and gorgonians. Facilities at the site include toilets.