Jan Hamrsky / Clubtail dragonfly nymph (Gomphidae) crawling on sunken wood, Europe, May, controlled conditions

Jeff Rotman / Sandblasters searching and blowing a magnetic hit during the recovery of the shipwreck "Las Maravillas", a Spanish galleon sunk in 1658, Bahamas. 1987, Model released Model released.

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.

Wild Wonders of Europe / Biancarelli / Sunken tree trunk with vegetation in Batinovac lake, Upper Lakes, Plitvice Lakes National Park, Croatia, October 2008

Gavin Hellier / The most famous of Lalibela's Rock Hewn churches, The Sunken Rock Hewn church of Bet Giyorgis, 'St. George', dating from the 12th Century, Lalibela and it's rock-hewn Churches rank among the greatest...

Wild Wonders of Europe / Widstrand / Sunken boat, Crisan, Danube delta rewilding area, Romania

Jan Hamrsky / Clubtail dragonfly nymph (Gomphidae), crawling on sunken wood, Europe, May, controlled conditions

David Tipling / 2020VISION / Dinghy moored to jetty on Filby Broad in Trinity Broads, Norfolk Broads, Norfolk, UK, April

John Waters / The river Severn estuary at low tide, near Sharpness, UK. Semi-sunken barges were placed at estuary edge to consolidate banks and reduce erosion. March 2011.

Philip Stephen / Old and the new. Newbuild in background and old sunken sailboat in foreground. Skagen harbour, Denmark, March 2010.

Philip Stephen / Derelict sunken sailing boat, Skagen harbour, Denmark, March 2010.

Ernie Janes / Sunken Garden at Houghton Hall, Norfolk, UK

Ernie Janes / Sunken Garden at Houghton Hall, Norfolk, UK

Bryan and Cherry Alexander / Eco tourists kayaking over sunken iceberg near Danco Island, Antarctica.

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

Neil Lucas / Cameraman Mike Pitts filming underwater for the BBC series 'Life' in a sunken tug boat, off the coast of the Bahamas, Caribbean, February 2007

Neil Lucas / Cameraman Mike Pitts filming underwater for the BBC series 'Life' in a sunken tug boat, off the coast of the Bahamas, Caribbean, February 2007

Neil Lucas / Sunken tug boat on sea bed, (subject of BBC filming sequence for Life series) The Bahamas, Caribbean, August 2007

Neil Lucas / Sunken tug boat on sea bed, (subject of BBC filming sequence) The Bahamas, Caribbean, August 2007

Jeff Rotman / Gold Doubloons and gold bar recovered from the shipwreck "Las Maravillas", a Spanish galleon sunk in 1658, Bahamas. 1987. model released Model released.

Jeff Rotman / Emerald brooch recovered from the shipwreck "Las Maravillas", a Spanish galleon sunk in 1658, Bahamas. 1987.

Jeff Rotman / Doubloons recovered from the shipwreck "Las Maravillas" a Spanish galleon sunk in 1658, Bahamas. 1987. model released Model released.

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

Jeff Rotman / Diver searching with a sandblaster and magnetic hit during the recovery of the shipwreck "Las Maravillas", a Spanish galleon sunk in 1658, Bahamas. 1987

Jeff Rotman / Diver searching with a sandblaster and magnetic hit during the recovery of the shipwreck "Las Maravillas", a Spanish galleon sunk in 1658, Bahamas. 1987

Jeff Rotman / Diver searching with a sandblaster and magnetic hit during the recovery of the shipwreck "Las Maravillas", a Spanish galleon sunk in 1658, Bahamas. 1987

Jeff Rotman / Diver with Elephant tusks recovered from the shipwreck "Las Maravillas", a Spanish galleon sunk in 1658, Bahamas. 1987.

Jeff Rotman / Diver with Elephant tusks recovered from the shipwreck "Las Maravillas", a Spanish galleon sunk in 1658, Bahamas. 1987.

Jeff Rotman / Six gold coins recovered from the shipwreck "Las Maravillas", a Spanish galleon sunk in 1658, Bahamas. 1987, model released Model released.

Jeff Rotman / Gold coins recovered from the shipwreck "Las Maravillas", a Spanish galleon sunk in 1658, Bahamas. 1987. model released Model released.

Jeff Rotman / Diver recovering gold and silver coins from the shipwreck "Las Maravillas", a Spanish galleon sunk in 1658, Bahamas. 1987.

Jeff Rotman / Sandblaster searching and blowing a magnetic hit during the recovery of the shipwreck "Las Maravillas", a Spanish galleon sunk in 1658, Bahamas. 1987, model released

Jeff Rotman / Diver finds a 24kt gold piece weighing 26 pounds during the recovery of the shipwreck "Las Maravillas", a Spanish galleon sunk in 1658, Bahamas. 1987

Jeff Rotman / Sandblaster searching and blowing a magnetic hit during the recovery of the shipwreck "Las Maravillas", a Spanish galleon sunk in 1658, Bahamas. 1987. model released Model released.

Jeff Rotman / Divers searching a hole in the sand after blowing a magnetic hit with a sandblaster during the recovery of the shipwreck "Las Maravillas", a Spanish galleon sunk in 1658, Bahamas. 1987. model release...

Jeff Rotman / Divers operate a sandblaster searching and blowing a magnetic hit during the recovery of the shipwreck "Las Maravillas", a Spanish galleon sunk in 1658, Bahamas. 1987, model released

Tim Laman / Adult and juvenile Roseate Spoonbills rest, groom, and feed in the lagoon of a mangrove island, Alafia Bank Bird Sanctuary, Sunken Island, Tampa Bay, Florida, USA.

Tim Laman / Adult roseate spoonbill (Platalea ajaja) flapping wings, Alafia Bank Bird Sanctuary, Sunken Island, Tampa Bay, Florida, USA.

Tim Laman / Tricoloured heron (Egretta tricolor) bringing food to its chick in nest on a Mangrove island, Alafia Banks Bird Sanctuary, Sunken Island, Tampa Bay, Florida, USA.

Tim Laman / White Ibis (Endocimus albus) foraging in the shallows of a mangrove island among mangrove seedlings, Alafia Bank Bird Sanctuary, Sunken Island, Tampa Bay, Florida, USA.

Tim Laman / No trespassing sign at the National Audubon Society Sanctuary at Alafia Bank, the largest breeding colony of Roseate Spoonbills in Florida. Alafia Banks Bird Sanctuary, Sunken Island, Tampa Bay, Flori...

Tim Laman / Fledgling juvenile Roseate Spoonbill (Platalea ajaja) begging for food from its parent. Alafia Bank Bird Sanctuary, Sunken Island, Tampa Bay, Florida, USA.

Tim Laman / Tricoloured heron (Egretta tricolor) bringing food to its chick in nest on Mangrove island, Alafia Banks Bird Sanctuary, Sunken Island, Tampa Bay, Florida, USA.

Tim Laman / Adult roseate spoonbill (Platalea ajaja) preening. Alafia Bank Bird Sanctuary, Sunken Island, Tampa Bay, Florida, USA.

Tim Laman / Adult roseate spoonbill (Platalea ajaja) in flight. Alafia Banks Bird Sanctuary, Sunken Island, Tampa Bay, Florida, USA.

Tim Laman / Roseate spoonbill (Platalea ajaja) in flight. Alafia Bank Bird Sanctuary, Sunken Island, Tampa Bay, Florida, USA.

Tim Laman / Juvenile roseate spoonbills (Platalea ajaja) perched on old tyre in water, Alafia Banks Bird Sanctuary, Sunken Island, Tampa Bay, Florida, USA.

Tim Laman / Reddish egret (Egretta rufescens) chick in mangrove nest site, Alafia Bank Bird Sanctuary, Sunken Island, Tampa Bay, Florida, USA.

Tim Laman / Adult roseate spoonbill (Platalea ajaja) standing on one leg, Alafia Bank Bird Sanctuary, Sunken Island, Tampa Bay, Florida, USA.

Tim Laman / Adult roseate spoonbill (Platalea ajaja) flapping wings, Alafia Bank Bird Sanctuary, Sunken Island, Tampa Bay, Florida, USA.

Tim Laman / Adult spoonbill (Platalea ajaja) preening. Alafia Bank Bird Sanctuary, Sunken Island, Tampa Bay, Florida, USA.

Tim Laman / Brown pelican (Pelecanus occidentalis) chicks and adult at nest in mangrove island rookery. Alafia Banks Bird Sanctuary, Sunken Island, Tampa Bay, Florida, USA.

Tim Laman / Adult roseate spoonbill (Platalea ajaja) resting on one leg with head tucked under wing, Alafia Bank Bird Sanctuary, Sunken Island, Tampa Bay, Florida, USA.

Tim Laman / Roseate spoonbills (Platalea ajaja) foraging along the edges of a mangrove island. Alafia Banks Bird Sanctuary, Sunken Island, Tampa Bay, Florida, USA, May 2005

Tim Laman / Brown pelican {Pelecanus occidentalis} chicks and adult at their nest on a mangrove island rookery, Alafia Bank Bird Sanctuary, Sunken Island, Tampa Bay, Florida, USA.

Tim Laman / Juvenile roseate spoonbills (Platalea ajaja) foraging among the roots of Red mangrove {Rhizophora mangle} Alafia Banks Bird Sanctuary, Sunken Island, Tampa Bay, Florida, USA.

Tim Laman / A flock of adult and juvenile Roseate Spoonbill (Platalea ajaja) rest, preen and feed on the shore of a mangrove island with chimneys of a large electric power plant in the background, Alafia Bank Bir...

Tim Laman / White ibis {Eudocimus albus} and Roseate spoonbills (Ajaia ajaja) feeding in the lagoon of a mangrove island, Alafia Bank Bird Sanctuary, Sunken Island, Tampa Bay, Florida, USA.

Tim Laman / American oystercatcher (Haematopus palliatus) foraging along the mudflats of a mangrove island, Alafia Banks Bird Sanctuary, Sunken Island, Tampa Bay, Florida, USA.

Tim Laman / Roseate spoonbills (Platalea ajaja) juveniles, Alafia Bank Bird Sanctuary, Sunken Island, Tampa Bay, Florida, USA.

Tim Laman / Adult roseate spoonbill (Platalea ajaja) in front of Red mangrove roots {Rhizophora mangle} Alafia Banks Bird Sanctuary, Sunken Island, Tampa Bay, Florida, USA.

Wild Wonders of Europe / Biancarelli / Vegetation colonising sunken tree trunk in Batinovac lake, Upper Lakes, Plitvice Lakes National Park, Croatia, October 2008

Suzi Eszterhas / Sunken charcoal fire at the Saruni Lodge, Kalama Conservancy, Northern Rangelands, Kenya

Michael Pitts / Nurse shark {Ginglymostoma cirratum} seeking shelter under the stern of a sunken fishing boat. British Virgin Islands.

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

Juergen Freund / The sunken wreck of HMAS Perth has formed an artifical reef off the coast of Albany, Western Australia

Juergen Freund / The sunken wreck of HMAS Perth has formed an artifical reef off the coast of Albany, Western Australia. Photographic display panel

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

Tom Vezo / Sunrise reflected in lake, Sunken Meadow State Park, Long Island, New York, USA

Jeff Rotman / Sea Raven (Hemitripterus americanus) on Metridium Anemone covered bow of sunken German U-Boat 853, Block Island, New England, USA, Atlantic Ocean.

Willem Kolvoort / Pike (Esox lucius) hiding under submerged farm cart, sand winning pit, Holland

Bernard Walton / Aerial view of sunken crater, limestone rock formation, Gabon, Central Africa

Doug Perrine / Divers at sunken airplane (used in filming Jaws IV) Nassau, Bahamas

Francis Abbott / Wreck of fishing vessel 'Santa', scuppered by Spanish authorities in '83 following smuggling scandal. Off coast of Menorca

Onne van der Wal / A small speedboat sunk by heavy ice and snow.

Angelo Giampiccolo / 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 bottom of the sea for over...

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...

Onne van der Wal / Sea tow salvaging a sunken yacht, Newport, Rhode Island, USA.

Flip de Nooyer / Sunken whaling ship at abandoned whale station, Grytviken, South Georgia

Flip Nicklin / School of saltwater fish swimming through sunken ship, California