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HMCS Okanagan old Canadian diesel/electric submarine...engine room
scuba diver cleans fish tank
Close-up of industrial gas cylinders in the factory
A World War II era U-Boat submarine navigating the depths of an ocean, passing perilously close to an old-fashioned contact sea mine.
Eilat, Israel - February 22, 2016: Oxygen tanks of scuba diving at Coral Beach Nature Reserve. One of the most beautiful coral reef in the world it is famous tourist and diver attraction. Black white historic photo
Gas tanks used in industry
Military Bombs In Underground Storage Room 3d Render
inside electric power old plant factory
girls holiday activities  Happy Diving, Phuket Andaman Sea, Thailand
Scuba diving tank  cylinder equipment. Green color valve - NITROX Enriched air. Beautiful tropical blue sea, sky and coral reef  in the background. Water sports.
Group of silver grey scuba diving cylinder tanks waiting for collection on the harbour edge
Diver on a ship wreck in the gulf of Aqaba in Jordan
Wide angle view of numerous oxygen and nitrox dive tanks standing on the bottom of deck on diving boat ready for use for two tanks dive - every second container is with connected equipment and suit
Close-up of pressure vessels of an old steam locomotive - Black & White Photography
Exploring inside of sunken ship
Old rusted propane tanks outdoors
Closeup of Iron bells at a Buddhist temple
The Gulf of Aqaba is known for its scuba diving sites such as these cleansed and deliberately sunken artificial structures that become havens for coral and fish life, not only rejuvenating the underwater environment but providing safe locations for recreational diving in a warm climate.
SELECTIVE FOCUS IMAGE: row of diving scooters intended for recreational use placed on the deck of a tourist pontoon moored at the Great Barrier Reef while waiting for divers. Queensland-Australia.
He has a light illuminating the way ahead
Detailed view of an artifact at the World War II German submarine base in Lorient, Brittany, France. The location has historic significance.
oil rig platform valves and pipes
Sea anchor mine, military equipment of the Second world war isolated on white background
Aerial View Of Pumpjacks And Drilling Rigs
marine leisure
Duik uitrusting
Scuba Diver Compressed Air Tanks
Diver on a ship wreck in the gulf of Aqaba in Jordan
Swimming Scuba diving equipment
Oxygen, Vertical, Natural Gas, Balloon, Storage Tank, Pressure, Fill
Free Images: "bestof:Deep Sea Diving School, Naval Gun Factory, Washington, D.C. Pressure tanks are used by the divers to simulate depths desired. In this stage of training, each"
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