Derek Galon / Shipwreck washed ashore by hurricane Maria. Dominica, December 2017. Stitched panorama. Wrecks like this appear picturesque but may release toxic materials from the hulls.

Jack Dykinga / Wrecked ship with cormorant colony, on Namibia's skeleton coast, Dorob National Park, Namibia. July 2013.

Franco Banfi,Franco Banfi / Anchor on Wreck Vassilios T, Vis Island, Croatia, Adriatic Sea, Mediterranean

Michael Pitts,Michael Pitts / Engine room ventilator shafts of oil tanker 'Seiko Maru'. Sunk in Chuuk Lagoon 17/18th February 1944, Chuuk Lagoon, Pacific

Alex Mustard / A young Grey Seal (Halichoerus grypus) above kelp in the Farne Islands. This seal has an orange snout from foraging on a rusty ship wreck. Northumberland, England, UK. North Sea. August

Georgette Douwma / Blue-girdled angelfish (Pomacanthus navarchus) on the wreck "Kasi Maru", a Japanese merchant ship sunk in fifty feet of water off Munda in Ironbottom Sound during a World War II bombing raid July 1943...

Wild Wonders of Europe / Lundgren / Plumose sea anemones (Metridium senile) on a ship wreck, Lofoten, Norway, November 2008

Michael Pitts / Interior of shipwreck of Japanese Whaling Ship sunk in WWII, 1943, Borneo

Shane Gross / Nurse shark (Ginglymostoma cirratum) hiding under a ship wreck in Caribbean sea off Cancun, Yucatan, Mexico.

Ashley Cooper / The Riverdance washed ashore off Blackpool, one of 3 ships lost that day off the UK. This ship was hit by a huge wave that shifted the vehicle cargo on the decks causing the ship to list violently. T...

Ashley Cooper / RAF 'Sea King' Helicopter preparing to drop salvage experts onto The Riverdance washed ashore off Blackpool. The Riverdance was one of 3 ships lost that day off the UK. The ship was hit by a huge wave...

Ashley Cooper / RAF 'Sea King' Helicopter preparing to drop salvage experts onto The Riverdance washed ashore off Blackpool. The Riverdance was one of 3 ships lost that day off the UK. The ship was hit by a huge wave...