La Cattedrale is a cave and cavern system located off the coast of Trapani, Sicilia. The site features a dramatic wall and overhead environment ranging from 15 to 27 metres in depth. Divers can expect visibility between 10 and 30 metres, which highlights the cavern architecture and light filtering through the openings. This site is suited for intermediate divers who possess solid buoyancy control to navigate the overhead sections. Moderate currents are common, and divers should monitor air consumption closely. A torch is recommended for exploring the deeper cavern sections where ambient light diminishes. The surrounding habitat supports various reef fish and invertebrates.

Scoglio Cavo is a complex marine site located 200 metres offshore in Sicilia, Italy. This site features a pinnacle rising from a sandy bottom, with a wall and a cave entrance situated at 36 metres depth. Divers typically experience depths between 20 and 36 metres, with an average of 28 metres. Due to strong currents and the overhead environment within the cave, this site is strictly for advanced divers. Access is by boat only, and dives typically last around 30 minutes. Visibility is high, ranging from 20 to 40 metres, though divers should remain aware of potential entanglement hazards within the cave structure.

Scoglio Spandillo is a reef and pinnacle site located south of Marettimo, Sicilia. The topography consists of large boulders set upon a sandy seabed with patches of posidonia. Divers navigate a square bathymetry ranging from 24 to 30 metres, with an average depth of 27 metres. The boulders feature encrusted madrepores and sponges, while the most exposed boulder is covered in red gorgonians. Due to the moderate to strong currents, this site is suitable for advanced divers only. Access is strictly by boat. Water temperatures fluctuate between 15C and 22C throughout the year.

San Simone is a complex marine site in Sicilia, Italy, featuring a combination of reef, wall, canyon, and cave topography. Located 1000 metres from the shore, this site requires boat access and is suited for intermediate divers. The depth ranges from 23 to 40 metres, with an average of 35 metres. Divers should be prepared for moderate currents and the challenges of an overhead environment. Water temperatures fluctuate between 15C and 19C throughout the year. Typical dives last approximately 50 minutes. Local facilities include air fills, guided tours, and boat charters.

Cala Nera is a remote site in Marettimo, Sicilia, defined by its dark volcanic rock formations and deep water. This reef and cave environment is accessible only by boat and is suited for advanced snorkellers due to the potential for strong currents. Water temperatures fluctuate throughout the year, ranging from 15C in the winter months to 27C in August. The site offers an isolated experience within the Egadi Islands. Visitors should be aware of local hazards, including the presence of jellyfish and sea urchins in the area.

Scalo Maestro is a remote site located on the northern tip of Marettimo, situated beneath the Punta Troia castle. The topography features a rocky seabed characterised by numerous small caves and crevices. This site is suitable for intermediate snorkellers, offering depths ranging from 5 to 15 metres with an average of 10 metres. Conditions are generally mild with visibility between 15 and 30 metres. Access is available from both shore and boat. The habitat supports a variety of Mediterranean reef fish and invertebrates typical of the region.

Cala Bianca in Sicilia, Italy, offers a varied underwater landscape featuring a wall, reef, and cave system. The site is suited for advanced divers due to depths ranging from 10 to 45 metres and the presence of moderate currents. The topography includes a wall with a degrading recess, dense gorgonians, and large rock formations. Access is by boat only. Divers should be aware of potential hazards including boat traffic, entanglement risks, and sharp coral. Visibility typically ranges from 10 to 30 metres, with water temperatures fluctuating between 15C and 19C throughout the year.

Galeotta is a reef site located off the coast of Trapani, Sicilia. The topography consists of a reef structure that descends from 15 to 30 metres. Access to this site is exclusively by boat. Conditions at Galeotta are variable, with both visibility and currents subject to change. Divers should verify local conditions before departure. Water temperatures fluctuate between 15C and 22C throughout the year, necessitating a wetsuit of at least 5mm during the cooler months. This site is suitable for divers looking to gain experience in reef environments.