Diving the wreck of The Giannis D, Red Sea, Egypt, North Africa, Africa

Diving the wreck of The Giannis D, Red Sea, Egypt, North Africa, Africa

Diving the wreck of The Giannis D, Red Sea, Egypt, North Africa, Africa

Diving the wreck of The Giannis D, Red Sea, Egypt, North Africa, Africa

A technical cave diver using a diver propulsion vehicle (DPV) to dive into the Blue Springs state park cave system near Marianna, Florida.

A 10 foot Tiger Shark consumes a large tuna head that was hand-fed by a local Fijian dive guide.

A large Lemon Shark gulps down a large tuna head in front of a crowd of divers, Fiji.

Diver swims through the shallow reef towards shore, Bonaire, Caribbean Netherlands.

Diver using side mount gear in cave in Mexico.

Hyperbaric Oxygen Therapy (HBOT) chamber tank used for specialised medical treatment for injuries in hospital clinic. Exterior viewing window with pillow and bed inside.

Diver and Beluga, White whale (Delphinapterus leucas), dolphinarium, Odessa, Ukraine, Europe

Diver, ice-diving, in Lake Baikal, Olkhon island, Siberia, Russia

Young female scuba diver observing a Hawksbill Turtle (Eretmochelys imbricata), Caribbean, Honduras, Central America

Female diver doing giant stride off dive boat, Negril, Jamaica

Silhouette of a scuba diver in a cave, Makena, Maui, Hawaii, United States of America

A male scuba diver in bright blue water, Makena, Maui, Hawaii, United States of America

A Scuba Diver Prepares His Equipment Before Making A Dive, Britannia Beach, Howe Sound, British Columbia, Canada

Male diver with sun over ocean surface, Island of Hawaii, Hawaii, United States of America

Rear view of fireman wearing oxygen tank

Oxygen tanks with water