Scala dei Turchi at sunset, Realmonte, Agrigento, Sicily, Italy, Mediterranean, Europe

Folded layers of Jurassic sedimentary limestone and marl rocks in the cliffs at Vega beach, Ribadesella, Asturias, Spain, Europe

Folded layers of Jurassic sedimentary limestone and marl rocks in the cliffs at Vega beach, Ribadesella, Asturias, Spain, Europe

Aerial view, new municipal recycling center, Brasssertstrasse, Marl, Ruhrgebiet region, North Rhine-Westphalia, Germany, Europe

Aerial photograph, pyramidal building, terraced building, Drewer settlement, Marl, Ruhr district, North Rhine-Westphalia, Germany, Europe

Marler Stern shopping centre, Marl, Ruhr Area, North Rhine-Westphalia, Germany, Europe

Aerial view, settlement, construction area Huels Hochfeldstrasse, Loentrop, Marl, Ruhrgebiet region, North Rhine-Westphalia, Germany, Europe