Jeff Rotman / Lifting a cannon during the recovery of the shipwreck "Las Maravillas", a Spanish galleon sunk in 1658, Bahamas. 1987. Model released Model released.

Michael Pitts / Caribbean reef sharks (Carcharhinus perezi) at night on wreck of the "'Ray of Hope'', Bahamas. July 2008.

Doug Perrine / Diver sitting in wreck of WWII Japanese fighter plane, Palau, Micronesia

Doug Perrine / Diver and Grunts in airplane wreck, Cozumel, Mexico

Fred Bavendam / Diver exploring the Liberty shipwreck, Bali's most popular dive site, Tulamben, Bali, Indonesia

Michele Westmorland / Scuba diver wreck diving in Iro Maru WWII Wreck, now home to established coral reef, Palau, Micronesia 2010, model released

Michele Westmorland / Wreck diving, Iro Maru WWII Wreck with established coral reef habitat, Palau, Micronesia 2010

Alex Mustard / Diver approaching the wreck of the bow of the USS Kittiwake (US Military submarine rescue vessel) Photograph was taken shortly after the wreck was deliberately sunk as an attraction for scuba divers,...

Alex Mustard / Southern stingray (Hypanus americanus) swimming over sand by the stern of the USS Kittiwake (US Military submarine rescue vessel) with diver in background. Photograph was taken shortly after the wreck...

Alex Mustard / Diver seen through a porthole of the USS Kittiwake (US Military submarine rescue vessel) Photograph was taken shortly after the wreck was deliberately sunk as an attraction for scuba divers, Caribbea...

Alex Mustard / Divers on scooters exploring the wreck of the USS Kittiwake (US Military submarine rescue vessel) Photograph was taken shortly after the wreck was deliberately sunk as an attraction for scuba divers,...

Alex Mustard / Horse eye trevally / jacks (Caranx latus) school with a diver swimming beside the bow of the USS Kittiwake wreck, image was taken shortly after the wreck was deliberately sunk as an attraction for scu...

Doc White / Amphora from Greek wreck, Red Sea.

Michele Westmorland / Diver exploring Shakem Wreck, a cargo boat that sank in 2001. Grenada, West-Indies, Caribbean, May 2009. Model released.

Michele Westmorland / Scuba diver exploring wreck of small yacht sunk in a hurricane. Grenada, West-Indies, Caribbean. Model released.

Michele Westmorland / Diver exploring Shakem Wreck, a cargo boat that sank in 2001. Grenada, West-Indies, Caribbean, May 2009. Model released.

Michele Westmorland / Diver exploring Shakem Wreck, a cargo boat that sank in 2001. Grenada, West-Indies, Caribbean, May 2009. Model released.

Michele Westmorland / Diver exploring Shakem Wreck, a cargo boat that sank in 2001. Grenada, West-Indies, Caribbean, May 2009. Model released.

Juergen Freund / Diver at Japanese mini submarine wreck 50 meters away from the Sanko Maru wreck in New Hanover, New Ireland, Papua New Guinea, June 2010.

Juergen Freund / Solitary Great barracuda (Sphyraena barracuda) in the Liberty wreck with diver, Bali, Indonesia, September 2009.

Roberto Rinaldi / Diver swimming close to the funnel on wreck of crude oil super-tanker "Amoco Milford Haven", which sank on April 14th, 1991 after three days of fire. Genoa, Italy, 2007.

Roberto Rinaldi / Group of divers on dive boat visiting wreck of crude oil super-tanker "Amoco Milford Haven", which sank on April 14th, 1991 after three days of fire. Genoa, Italy, August 2007.

Neil Lucas / Inside the wreck of a sunken tug boat, off the coast of the Bahamas, Caribbean, February 2007

Jeff Rotman / Lifting a cannon during the recovery of the shipwreck "Las Maravillas", a Spanish galleon sunk in 1658, Bahamas. 1987. Model released.

Michael Pitts / Divers at 30 meters, examining the exposed hull of an unknown wreck off the south coast, UK.. September 2009.

Michael Pitts / Divers at 30 meters, examining the exposed hull of an unknown wreck off the south coast, UK.. September 2009.

Michael Pitts / Diver at night on wreck of tugboat ''Blue Plunder'', off Nassau, Bahamas. January 2008.

Michael Pitts / Diver with step (part of the ship's mast, where one section is joined to the next) of an unknown wreck discovered off the south coast, UK.. September 2009.

Michael Pitts / Diver at 30 meters, working near the exposed hull of an unknown wreck off the south coast, UK.. September 2009.

Michael Pitts / Divers at 30 meters, examining the exposed hull of an unknown wreck off the south coast, UK.. September 2009.

Michael Pitts / Cameraman Michael Pitts on wreck of the ''Blue Plunder'', Bahamas. August 2008.

Doc White / Diver and World War Two B 17 wreck, Papua New Guinea.

Juergen Freund / Plane wreck and diver, Kimbe Bay, Papua New Guinea, Indo-pacific

Juergen Freund / Plane wreck and diver, Kimbe Bay, Papua New Guinea, Indo-pacific

Francis Abbott / Diver explores wreck of 'The Santa', scuttled in July 1988 and now an artificial reef off Menorca, Mediterranean sea.

Francis Abbott / Diver explores wreck of 'The Santa', scuttled in July 1988 and now an artificial reef off Menorca, Mediterranean sea.

Francis Abbott / Diver explores wreck of ship 'The Santa', scuttled in July 1988 and now an artificial reef off Menorca, Mediterranean sea.

Francis Abbott / wreck of the Spanish cargo ship Francisquita, sunk off Menorca 17th December 1952

Francis Abbott / Diver explores the wheelhouse of the wreck of the Spanish cargo ship Francisquita, sunk off Menorca 17th December 1952

Juergen Freund / Person Diving on an artificial reef created by the sunken boat HMAS Perth, Albany, Western Australia

Jurgen Freund / Diver exploring the artificial reef created by the wreck of the HMAS Swan, Dunsborough, Western Australia

Juergen Freund / Diver exploring the wreck of the HMAS Swan, Dunsborough, Western Australia

Juergen Freund / Person diving the artifical reef which has developed on the sunken HMAS Perth. Albany, Western Australia

Juergen Freund / Diver exploring the artificial reef created by the wreck of the HMAS Swan, Dunsborough, Western Australia

Juergen Freund / Diver exploring the artificial coral reef created by the wreck of the HMAS Swan, Dunsborough, Western Australia

Juergen Freund / Diver behind school of pufferfish close to the HMAS Swan wreck, Dunsborough, Western Australia

Juergen Freund / Diver exploring the artificial reef created by the wreck of the HMAS Swan, Dunsborough, Western Australia

Alan James / Diving photographer photographing underwater wreck

Michael Pitts / Diver raising the Naval Ensign over the wreck of HMS Manchester, WWII British Cruiser that was scuttled in the Mediterranean Sea after torpedo damage in 1942

Michael Pitts / Divers with porcelain recovered from WWII shipwreck, Borneo

Michael Pitts / Diver with torch exploring shipwreck of the WWII 'Nippo Maru', Truk / Chuuk Lagoon, Chuuk islands, Pacific ocean

Jeff Rotman / Diver exploring wreck of 'Ora Verde' Grand Cayman, Caribbean Model released.

Doug Perrine / Diver photographing corals on Frederickstad Pier wreck, St Croix, US Virgin Islands, Caribbean

Doug Perrine / Diver examines cannons on wreck of Russian missile frigate, Destroyer 356, renamed MV Capt Keith Tibbets, Cayman Islands, Caribbean

Doug Perrine / Divers at wreck of the tugboat 'Northwind', St Croix, US Virgin Islands, Caribbean

Doug Perrine / Diver explores wreck of Russian missile frigate, Destroyer 356, renamed MV Capt Keith Tibbets, Cayman Islands, Caribbean

Doug Perrine / Diver and Orange cup corals {Tubastrea coccinea} on Tugboat wreck at night, Curacao, Netherlands Antilles, Caribbean

Juergen Freund / Diver at wreck of WW II Japanese fighter plane 'Nakajima Kate' + anemone with clownfish, Kavieng, Papua New Guinea

Juergen Freund / Diver at the wreck of a WW II Japanese fighter plane 'Nakajima Kate', Kavieng, Papua New Guinea

Juergen Freund / Diver at the wreck of a WW II Japanese fighter plane 'Nakajima Kate', Kavieng, Papua New Guinea

Doug Perrine / Diver in 'James Bond wreck', Nassau, Bahamas, Caribbean, used in James Bond films

Chris Newbert / Pygmy Sweeper (Parapriacanthus ransonneti) inside wreck, Red Sea, Egypt

Norbert Wu / Diver Meredith Eder exploring wreck of a WWII Corsair aircraft, Solomon Islands

Juergen Freund / Diver and Yellow tube sponge (Aplysina fistularis) growing on ship wreck

Juergen Freund / Diver at shipwreck, split-level image, Caribbean.

Juergen Freund / Diver at rear end of shipwreck, Cuba, Caribbean

Angelo Giampiccolo / Memorial on the Punta Papa Wreck, Ponza, Italy, in memory of a young diver who died scuba diving at the location.

Angelo Giampiccolo / Diver and propeller on the wreck of the SS "Thistlegorm", located in the Straits of Gubal, Northern Red Sea. She was sunk by German bomber planes in World War II ^^^and has lain at the bottom of the s...

Angelo Giampiccolo / Diver exploring an anchor's winch on the prow's deck on wreck of the SS Thistlegorm, located in the Straits of Gubal, Northern Red Sea. Sunk by German bomber planes in World War II ^^^and has lain at...

Angelo Giampiccolo / Diver exploring the Umbria wreck in Sudan's Red Sea. ^^^The Umbria was launched in Hamburg in 1911, although her name was then Bahia Blanca. In 1935 she was bought by the Italian government, renamed U...

Angelo Giampiccolo / Diver exploring the wreck of the SS Thistlegorm, located in the Straits of Gubal, Northern Red Sea. She was sunk by German bomber planes in World War II ^^^and has lain at the bottom of the sea for ov...

Angelo Giampiccolo / Two large Dentex fish and a diver exploring the wreck of the SS Thistlegorm which is located in the Straits of Gubal, Northern Red Sea. She was sunk by German bomber planes in World War II ^^^and has...

Angelo Giampiccolo / Diver exploring the stern deck area on the wreck of the SS "Thistlegorm", located in the Straits of Gubal, Northern Red Sea. ^^^She was sunk by German bomber planes in World War II and has lain at the...

Angelo Giampiccolo / Diver exploring the Umbria wreck in Sudan's Red Sea. ^^^The Umbria was launched in Hamburg in 1911, although her name was then Bahia Blanca. In 1935 she was bought by the Italian government, renamed U...

Angelo Giampiccolo / Diver beside cannon on the wreck of the SS Thistlegorm, a sunken war ship located in the Straits of Gubal, Northern Red Sea. She was sunk by German bomber planes in World War II ^^^and has lain at the...

Roberto Rinaldi / Diver exploring the wreck of the 1057-ton SS Nord which struck Needle Rock in Munro's Bight off the Tasman Peninsula in 1915, with corals and sponges in the foreground, Tasmania, Australia

Roberto Rinaldi / Bow of the wreck of "El Aquila" or the "Eagle", Sandy Bay, Roatan, Honduras.

Norbert Wu / Wreck of the Bahia Paraiso and diver, Palmer Station, Antarctic Peninsula, Antarctica

Michael Pitts / Diver rigging part of hull of an unknown wreck to be taken to the surface for examination. Discovered off the south coast, UK.. September 2009.

Angelo Giampiccolo / School of Red sea bannerfish (Heniochus intermedius) and divers on wreck of the SS "Thistlegorm", Straits of Gubal, Northern Red Sea.

Angelo Giampiccolo / School of Red sea bannerfish (Heniochus intermedius) and divers on wreck of the SS "Thistlegorm", Straits of Gubal, Northern Red Sea.

Roberto Rinaldi / Diver with green moray eel (Gymnothorax funebris) on wreck of "Prince Albert", Roatan, Honduras. Model released.

Roberto Rinaldi / Diver on Prince Albert wreck, intentionally sunk in the mid-eighties, Roatan, Honduras. Model released.

Roberto Rinaldi / Diver entering cargo holds through a cloud of silver sides / herrings / anchovies / scads (?) on wreck of "Jado Trader", Guanaja, Honduras.

Roberto Rinaldi / Bi tube sponges (Haplosclerida sp) in front of the crane on the Ka Hing wreck, Kudat Peninsula, Sabah, Borneo Model released.

Roberto Rinaldi / Green moray eel (Gymnothorax funebris) and diver on wreck of "Jade Trader", Guanaja Bay islands, Honduras.

Roberto Rinaldi / Diver on Bowfield wreck, formerly called "Relitto del Faro" (the lighthouse wreck), Messina, Italy. Model released.