Aerial of the curvy Pia glacier, Tierra del Fuego, Chile, South America

El Teide National Park, UNESCO World Heritage Site, Tenerife, Canary Islands, Spain, Atlantic, Europe

Graphic presentation of a glass pyramid against a cloudy blue sky, Muttart Conservatory, horticultural attraction, Edmonton, Alberta, Canada

Modern architecture, housebuilding on Borneo island, Amsterdam, Holland region, Netherlands, Europe

Cologne's first EU GreenBuilding, new office tower of the Deutsche Krankenversicherung, German Health Insurance, Cologne, North Rhine-Westphalia, Germany, Europe

Modern high-rise office complex, skyscraper Uptown Munich, second-tallest building in Munich, Georg-Brauchle-Ring, Munich, Bavaria, Germany, Europe

Casa Lis Museo de Art Nouveau y Art Deco, Salamanca, Old Castile, Castilla-Leon, Spain, Europe

Entrance to the subway station in front of the Messeturm tower, Friedrich-Ebert-Anlage street, Frankfurt am Main, Hesse, Germany, Europe

Reflection of a tree in a blue glass facade, Bonn, North Rhine-Westphalia, Germany, Europe

Khan Shatyry Entertainment Center, Astana, Kazakhstan, Central Asia

The Kranhaeuser buildings on Rheinau port, Cologne, North Rhine-Westphalia, Germany, Europe

Reflective glass facade of the IBM branch office in Hamburg, Berliner Tor Centrum BTC, Hamburg, Germany, Europe

Reflection of a tree in a blue glass facade, Bonn, North Rhine-Westphalia, Germany, Europe

The Palm House in the Botanical Garden in Copenhagen, Denmark, Europe

Skyscrapers of the Moscow Federation complex, Moscow, Russia

Skyscrapers of the Moscow Federation complex, Moscow, Russia

Glass roof with metal struts, Europa Center in the City West district of Berlin, Germany, Europe

A metal cactus standing next to a Kranhaus building, Rheinau port, Cologne, North Rhine-Westphalia, Germany, Europe

Headquarters of the Landesbank Baden-Wuerttemberg, Stuttgart, Baden-Wuerttemberg, Germany, Europe

Bison Walking In The Early Morning Through The Snow, Elk Island National Park, Alberta, Canada

Back Of A Male Swimmer, Cala Sant Joan, Alcudia, Mallorca, Spain