Explore dive sites

Blue Cave (Agia Pelagia)

Crete, Greece

A sea cave entered at 12 m with red and soft coral, sponges and, from April to June, lobsters.

Cathedral Cave

Coron, Philippines

A reef hole at 6 m leads by tunnel into a chamber with stalactites lit by shafts of sunlight; calm seas only.

Caverna da Sapata

Fernando de Noronha, Brazil

The Sapata caverns are singled out as a hotspot for large rays.

Dilumacad Tunnel

El Nido, Philippines

A 35 m tunnel at about 10 m depth through Helicopter Island, with a big chamber in the middle.

Dolphin's Den

Roatán & Bay Islands, Honduras

North-shore coral canyons linked by tunnels at 15–21 m, where large nurse sharks rest in caves and overhangs.

El Greco Cave

Crete, Greece

A 30 m long marine cave entered at 17 m, big enough for at least 8 divers at once.

Kilsby Sinkhole

Mount Gambier sinkholes, Australia

A limestone sinkhole on private farmland with 30 to 80 m visibility, visited only with an authorised guide.

Laon Egen Hir

Finistère (Brest, Crozon & Glénan), France

One of the signature Glénan dives: rocks rising from 18 m to the surface, riddled with grottoes carpeted in jewel anemones.

Blue Cave (Cape Maeda)

Okinawa & Yonaguni, Japan

Makena Landing (Five Caves / Five Graves)

Maui, United States

Paglugaban Cave

El Nido, Philippines

Punta Sur

Cozumel, Mexico

Twin Rocks

El Nido, Philippines

Agpanabat Canyons

Romblon, Philippines

Banjol Island (Bagnole)

Istria, Croatia

Suck 'Em Up

Kona (Big Island), United States

Kas

Turkish Riviera (Kaş & Kemer), Turkey

Ghar Lapsi

Malta, Gozo & Comino, Malta

Sheltered shore cove with a 40 m-plus cave system pierced by cracks that let sunlight in, plus reefs and an underwater crib.

Anchor Bay (Popeye Village)

Malta, Gozo & Comino, Malta

Arcos da Caloura

Azores, Portugal

A sheltered-bay reef with a four-entrance cave at 16 m where schools of white trevally and resident dusky groupers gather.

Billinghurst Cave

Malta, Gozo & Comino, Malta

A 30 m-wide entrance leads into a 100 m 'Railway Tunnel' ending in a large chamber where divers can surface on their regulators.

Panela

Azores, Portugal

Off Água de Pau, a large cavern with two entrances from 10 to 17 m, with congers and cardinal fish.

Baixa das Castanhetas

Azores, Portugal

A maze of caverns, tunnels and gorges off Caloura, with a cavern often occupied by a school of large white trevally.

Cathedral Cave (Blue Dome)

Malta, Gozo & Comino, Malta

Gozo cave you can surface inside, under a ceiling about 15 m above the water, lit by sunlight after a swim along walls.