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Blue lagoon in the Montenegro, European summer travel destination
Image of a female scuba diver inside the Blue Holes in Palau - Micronesia
Underwater view of sun rays passing through dark blue water on rocky ocean bottom
Underwater diver swimming through cave in deep blue ocean towards sunlight
Underwater texture of rocks in Cala Varques - Mallorca - Spain
Beautiful underwater scenery with sunlight (Okinawa, Japan)
Rays of sunlight into the underwater cave
Photo taken in Saipan, Northern Mariana Islands
The underwater scuba diver point of view from within a submerged cave system.   Cave diving is notoriously difficult and dangerous, requiring specialist training.  This image was taken at a famous dive site called ‘The Cathedral’ in Ko Haa, Andaman Sea, Krabi, Thailand.
Waters in scenic cave, Modra Spilja, Bisevo, Croatia
Sun streaming though cave opening.
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underwater diver silhouette
Underwater photo from a scuba dive in Thailand
People swimming in the sea against a cave, Apulia, Italy. Photo taken during Apulialypse in May 2012.
inside the hole of the Green cave in Vis island, Croatia.
Photo taken in Valletta, Malta
Koh Haa Yai Cave also known as 'The Cathedral', a large underwater cavern with a wide swim-through. This place is a part of Koh Haa island, a popular dive site on the South Andaman route in Thailand.
Cave located below the edge of the town of Polignano in Italy
Cave diver swimming through a halocline phenomenon in a Tajma Ha Cenote in the Yucatan Peninsula, Mexico
Image of the coral and a female diver at the Blue Holes in Palau - Micronesia
Antipaxos, Greece, 06/18/2025.Slightly Blurry Turquoise Waters Swimming Adventure
Inside a sea cave in the Mediterranean Sea
Underwater sea background . Abstract underwater sea background.
Photo taken in Valletta, Malta
Smiling woman enjoying snorkelling in the beautiful cave with crystals clear waters of Ionian Sea in Puglia, South Italy
Rocky taormina, sicily, italy coastline from boat with blue water and sky
The surf area looks like a lunar landscape. The strong waves make larger coral growth impossible. Only the very resistant Porites coral can withstand at 5m depth. Many fish species are there, at least five Surgeonfish species, Damselfishes like Sergeant Majors, Triggerfishes and more.\nBatu Kapal is a rock shaped like a boat. Batu Kapal means Ship Rock in Bahasa Indonesia. \nBatu Kapal, Banda Sea, Indonesia, 4°29'11.634 S 129°55'50.934 E at 5m depth
Otaru, Hokkaido Blue Cave and Sea Cruise
Two female scuba divers at the cave 'Buraco do Inferno' at the archipelago of Fernando de Noronha, Pernambuco state - Brazil
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