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49 results found

Old Fortress, Kerkyra city, UNESCO World Heritage Site, Corfu, Ionian Islands, Greek Islands, Greece, Europe

Trogir's historic Stari Grad (Old Town) defensive walls and harbour, Trogir, Dalmatia, Croatia, Europe

Wooden groyne coastal defenses at Porlock Beach, Exmoor National Park, Somerset, England, United Kingdom. Europe

Weathered wooden coastal defenses on Bossington Beach, Exmoor National Park, Somerset, England, United Kingdom, Europe

Old City Wall, UNESCO World Heritage Site, Old San Juan, San Juan, Puerto Rico, West Indies, Caribbean, United States of America, Central America

Trogir's historic Stari Grad (Old Town) defensive walls and harbour, Trogir, Dalmatia, Croatia, Europe

Faro de Cíes lighthouse, Isla del Faro island, Cies Islands, Atlantic islands National Park, Galicia, Spain, Europe

Old Fortress, Kerkyra City, UNESCO World Heritage Site, Corfu, Ionian Islands, Greek Islands, Greece, Europe

Trogir's historic Stari Grad (Old Town) defensive walls and harbour, Trogir, Dalmatia, Croatia, Europe

Groyne on sand beach to trap sediment, Playa Norte, Isla Mujeres, Caribbean Coast, Cancun, Quintana Roo, Mexico, North America

Old Fortress, Kerkyra city, UNESCO World Heritage Site, Corfu, Ionian Islands, Greek Islands, Greece, Europe

Old City Wall, UNESCO World Heritage Site, Old San Juan, San Juan, Puerto Rico, West Indies, Caribbean, United States of America, Central America

The lifeboat station and cliffs from the beach at Sheringham, Norfolk, England, United Kingdom, Europe

A view of a nuclear powered submarine in the industrial and militarized Russian seaport city of Murmansk, Murmansk Oblast, Russia, Arctic, Europe

Rock breakwater to protect the Paseo Nuevo, San Sebastian, Bay of Biscay, province of Gipuzkoa, Basque Country, Spain, Europe

View of the Vicker's gun emplacement outside Stanley, the capital and only city in the Falkland Islands

St. David's Battery, UNESCO, four guns installed 1910 by British to defend deep water channel leading to Royal Navy Dockyard and Hamilton, Bermuda

St. David's Battery, UNESCO, four guns installed 1910 by British to defend deep water channel leading to Royal Navy Dockyard and Hamilton, Bermuda

St. David's Battery, UNESCO, four guns installed 1910 by British to defend deep water channel leading to Royal Navy Dockyard and Hamilton, Bermuda

St. David's Battery, UNESCO, four guns installed 1910 by British to defend deep water channel leading to Royal Navy Dockyard and Hamilton, Bermuda

St. David's Battery, UNESCO, four guns installed 1910 by British to defend deep water channel leading to Royal Navy Dockyard and Hamilton, Bermuda

Adult Nazca booby (Sula grantii) feeding on halfbeak, and defending its catch against a frigatebird, in the Galapagos Island Archipelago, UNESCO World Heritage Site, Ecuador, South America

Centuries Old Cannons, Havana Castle of the Royal Force (Castillo de la Real Fuerza), Havana Old Town, UNESCO, Havana, Cuba

Centuries Old Cannon, Castillo Del San Salvador in foreground, Castillo Morro in the background, Havana Old Town, UNESCO, Havana, Cuba

Castle of the Three Kings of Morro in foreground, UNESCO, Havana Skyline in the background, Havana, Cuba

Cannon of Castle Cornet, Saint Peter Port, Island of Guernsey, Bailiwick of Guernsey, British Crown dependency, English Channel, Europe

Adelie penguin (Pygoscelis adeliae) adult defending chick against a skua on Torgersen Island, Antarctica, Polar Regions

Centuries Old Cannon, Castillo Del San Salvador in foreground, Castillo Morro in the background, Havana Old Town, UNESCO, Havana, Cuba

Castle of the Three Kings of Morro in foreground, UNESCO, Havana Skyline in the background, Havana, Cuba

Adult great skua (Stercorarius skua) being harassed by Arctic terns (Sterna paradisaea) guarding their nest sites, Svalbard, Norway

Fort St. Catherine, built in 1614 to defend sea approaches to the island, now a museum, UNESCO World Heritage Site, St George's, Bermuda, Atlantic, North America

Castell de Sant Nicolau, coastal defense castle tower, Ciutadella, Menorca (Minorca), Balearic Islands, Spain, Mediterranean, Europe