Guests from the Lindblad Expeditions ship National Geographic Sea Bird during Zodiac operations in Tracy Arm, Southeast Alaska, United States of America, North America

The RMS St. Helena, registered in London, at Ascension Island in the Tropical Atlantic Ocean, South Atlantic Ocean

Livorno (Leghorn) Harbor, Livorno (Leghorn), Tuscany, Italy

British war ship at anchor in the outer harbor of Stanley on East Island, Falkland Islands

Falklands Island fisheries patrol ship the outer harbor of Stanley on East Island, Falkland Islands

British International helicopter flying over the outer harbor of Stanley on East Island, Falkland Islands

Russian reefer ship Petrozavodsk wrecked at the Fuglefjellet cliffs, 411m, in 2009, on Bear Island, Svalbard, Norway

Dredging the harbor on remote Heimaey Island, Iceland

A view of the industrial and militarized Russian seaport city of Murmansk on the northern shore of the Kola Peninsula, Murmansk Oblast, Russia, Arctic, Europe

A view of the industrial and militarized Russian seaport city of Murmansk on the northern shore of the Kola Peninsula, Murmansk Oblast, Russia, Arctic, Europe

A view of the industrial and militarized Russian seaport city of Murmansk on the northern shore of the Kola Peninsula, Murmansk Oblast, Russia, Arctic, Europe

Crew from the rescue tug Smit Amandla from South Africa at the wreck of the MS Oliva on Nightingale island, Tristan da Cunha Group, South Atlantic Ocean

The fishery patrol vessel at Stanley in the Falkland Islands, South Atlantic Ocean, South America

The harbor patrol vessel 'Frank Wild' at Stanley in the Falkland Islands, South Atlantic Ocean, South America

U.S. Coast Guard helicopter performing a rescue operation in Southeast Alaska, USA, Pacific Ocean.

U.S. Coast Guard helicopter performing a rescue operation in Southeast Alaska, USA, Pacific Ocean.

Fire extinction, firefighting aircraft Canadair CL 415, French Sécurité Civile, dropping seawater, large-scale forest fire in Castellar, Maritime Alps

Fire extinction, firefighting aircraft Canadair CL 415, French Sécurité Civile, dropping seawater, large-scale forest fire in Castellar, Maritime Alps

Fire extinction with firefighting aircraft Dash 8 Q400 MR, French Sécurité Civile, large-scale forest fire in Castellar, Maritime Alps, Provence-Alpes-Côte d'Azur, France, Europe

Fire extinction, firefighting aircraft Dash 8 Q400 MR, French Sécurité Civile, dropping extinguishing agent, large-scale forest fire in Castellar, Maritime Alps, Provence-Alpes-Côte d'Azur, France, Europe

Maritime police boat off the island of Foehr, Germany, Europe