Venetian Anchors is a reef site located 1500 metres off the coast of Rethymno, Greece. The site features a reef structure with depths ranging from 2 to 16 metres, averaging 10 metres. It is suitable for beginners and accessible only by boat. Visibility at the site varies between 20 and 40 metres, and water temperatures fluctuate from 16C in the winter to 26C in the late summer. As conditions can change, divers and snorkellers should confirm current visibility and available facilities with a local dive operator before planning a trip.

Limni Kournas is a freshwater lake dive site in Rethymno, Crete, offering shore access to a reef environment. Divers can explore depths ranging from 4 to 17 metres, with visibility typically between 5 and 15 metres. The site is suitable for beginners looking to practice skills in a controlled environment. A thermocline is present, and divers should be aware that surge and swell can occasionally make the shore entry challenging. It is recommended to observe water movement before entering. Facilities at the site include parking, a cafe, and toilets, supporting a typical dive duration of 40 minutes.

Kalypso Bay in Rethymno, Greece, provides a varied underwater environment featuring a mix of reef, wall, and cave formations. Suitable for beginners, the site offers depths ranging from 5 to 25 metres with an average of 15 metres. Divers can expect mild currents and visibility between 15 and 30 metres. Access is via a shore entry, where caution is required due to the presence of sea urchins and sharp rocks in the shallows; sturdy dive boots are recommended. The site supports a range of Mediterranean reef fish and invertebrates within its diverse topography. Facilities including parking, showers, and toilets are available on-site.

Omprogialos Beach in Rethymno, Greece, features a reef accessible via both shore and boat entry. The site is suitable for beginners, with depths ranging from 6 to 25 metres. Visibility at the site typically spans 10 to 30 metres. Divers and snorkellers should be aware of potential strong currents and surf conditions. The site is open for day and night diving, with a typical dive duration of 45 minutes. On-site facilities include parking, toilets, and a cafe, providing convenient support for visitors before and after their time in the water.

Elephant Cave in Rethymno is a submerged cavern featuring two distinct domes adorned with stalactites and stalagmites. Divers can observe fossilised elephant remains within the cave structure. The site is reached by boat and is suitable for intermediate divers, with depths ranging from 10 to 16 metres and an average depth of 10 metres. Conditions include mild currents and visibility between 10 and 30 metres. The water temperature fluctuates seasonally from 16C to 26C. Due to the overhead environment and potential for low visibility, this site requires appropriate cave diving experience. The habitat supports a variety of Mediterranean reef fish and invertebrates.

Souda Beach in Rethymno, Greece, offers a versatile shore or boat entry site featuring a combination of reef and seagrass habitats. Suitable for beginners, the site ranges in depth from 3 to 20 metres with an average of 8 metres. Visibility typically spans 10 to 30 metres, facilitating navigation across the varied terrain. While currents are generally mild, they can strengthen, and divers should be mindful of a potential shore break at the entry point. Facilities at the beach include parking, toilets, showers, changing rooms, and a cafe, providing convenient support for both divers and snorkellers.

Lighthouse Wall in Rethymno, Crete, is a wall and drop-off dive site suitable for beginners. The wall descends from 10 metres to a maximum depth of 35 metres, with shallower sections available for less experienced divers. Access is by boat only. Visibility typically ranges between 10 and 30 metres. Currents at this site are variable, so divers should confirm conditions with their local dive centre before entry. The site supports a variety of Mediterranean reef fish and invertebrates within its wall habitat. Night diving is available, offering a different perspective of the site and its resident marine life.

God's Cave in Rethymno, Greece, is a boat-access cave dive suitable for intermediate divers. The site features an overhead environment at depths between 20 and 30 metres, with visibility ranging from 10 to 30 metres. Inside the cave, a halocline layer creates a shimmering visual distortion, requiring divers to move slowly. As this is an overhead environment, maintaining awareness of the exit route and monitoring air supply is essential. Divers should carry both primary and backup torches, as natural light diminishes rapidly within the cave. The surrounding marine habitat supports various reef fish and invertebrates typical of the region. Currents at this site are generally mild.