Dam breakwater between islands, Cies Islands, Atlantic Islands Galicia Maritime Terrestrial National Park, Galicia, Spain, Europe

A view of a breakwater in the harbour at Collioure, Cote Vermeille, Languedoc-Roussillon, France, Europe

Breakwater barriers harbour at port of Sidi Ifni, Morocco, North Africa, Africa

A single person stands on a long stone breakwater jutting out into the ocean with a large cruise ship in the distance, Estoril, Portugal, Europe

Old castle tower, seaside town of Menton, Alpes Maritimes, Provence-Alpes-Cote d'Azur, French Riviera, France, Europe

Cornet Castle, Saint Peter Port, Guernsey, Channel Islands, United Kingdom, Europe

Lapwings (Vanellus vanellus) arriving at a roost on a stone breakwater in sunset light, Rutland Water, Rutland, England, United Kingdom, Europe

Fishing boats below Cornet castle, Saint Peter Port, Guernsey, Channel Islands, United Kingdom, Europe

Early morning on the harbour side at Porthleven in Cornwall, England, United Kingdom, Europe

Cornet Castle, Saint Peter Port, Guernsey, Channel Islands, United Kingdom, Europe

Harbour, Malfa, Salina Island, Aeolian islands, Sicily, Italy

Riprap as a costal protection measure, Norderfriedrichskoog tidal flats, Nationalpark Schleswig-Holsteinisches Wattenmeer, Schleswig-Holstein Wadden Sea National Park, Eiderstedt peninsula, North Friesland region, Schleswig-Holstein, Germany, Europe

Rockland Breakwater Lighthouse seeing from pier, USA, Maine, Rockland