Glacial iceberg detail from ice calved off the Sawyer Glacier in Tracy Arm, Southeast Alaska, United States of America

View of boats in the harbour at Skala Kallirachis, Skala Kallirachis, Thassos, Aegean Sea, Greek Islands, Greece, Europe

View of Harpa Concert Hall and Conference Centre in the city centre in winter, Reykjavik, Iceland

Tourist boats in the crystalline blue waters of Melissani Lake cave, Kefalonia, Ionian Islands, Greek Islands, Greece, Europe

Turquoise crystalline water of lake Bergsee, Spluga Pass, canton of Graubunden, Switzerland, Europe

View of houses through a window with rain drops, Venice, Italy, Europe

Berlin central station by architects Gerkan, Marg and Partners, opening ceremony on 26th May 2006, Tiergarten district, Berlin, Germany, Europe

Berlin central station by architects Gerkan, Marg and Partners, opening ceremony on 26th May 2006, Tiergarten district, Berlin, Germany, Europe

Berlin central station at night, by architects Gerkan, Marg and Partner, with the Spree river and the promenade at the Kapelleufer, Tiergarten district, Berlin, Germany, Europe

Tourist boat on the Spree River passing the Marie-Elisabeth-Lueders-Haus building, Berlin, Germany, Europe

Berlin central station at night, by architects Gerkan, Marg and Partner, with the Spree river and the promenade at the Ludwig-Erhard-Ufer, Tiergarten district, Berlin, Germany, Europe

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

European Parliament, Strasbourg, Alsace, France

Panoramic view of Berlin Central Station behind the Gustav Heinemann Bridge, Berlin, Germany, Europe

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

The Word Crete Written In The Sand At The Water's Edge, Elafonisi Beach, Crete, Greece

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