The world's largest ship, MSC Loreto, at quayside with gantry cranes, Port of Felixstowe, Suffolk, England, United Kingdom, Europe

Views of cruise ships in Port of Barcelona from the Montjuic Castle old military fortress on Montjuic Mountain overlooking the city, Barcelona, Catalonia, Spain, Europe

A large red cargo ship in calm waters, close to the shoreline of a coastal city, Portugal

Blue hour sunrise on the Strait of Gibraltar crossing the ocean from Spain to Morocco, Gibraltar

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

Ferry port at Bet Dwarka Okha, Gujarat, India, Asia

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

View of the busy port city of Dakar, Senegal, West Africa, Africa

Container-ship crossing the Panama Canal Gatun locks, Panama Canal, Republic of Panama, Central America

An Orca pod (Orcinus orca) encountered near Waldron Island in the San Juan Island group of Washington State, USA

Man in a motorboat, Sandy Lane Bay, Barbados, Caribbean

"Old Townhall" Bamberg, Upper Franconia, Bavaria, Germany

Port of Hamburg, high-rise building in Altona, Hamburg, Germany, Europe

Norderney sounding vessel in motion in front of Norddeich, special ship for surveying the navigable water in the Wadden Sea, Lower Saxony, Germany, Europe

Kattwyk Bridge at river Suederelbe in Hamburg, Germany

Koehlbrandbruecke at river Suederelbe at sunset, Hamburg, Germany