USA, New York City, Manhattan, Pfizer World Headquarters, East 42nd Street.

Norway, Svalbard, Nordenskiöld Glacier, Blue ice, Ice worn rock outcrop, Glacier front ready to calve ice into the fjord.

Norway, Svalbard, Nordenskiöld Glacier, Blue ice, Ice worn rock outcrop, Glacier front ready to calve ice into the fjord.

Norway, Svalbard, Nordenskiöld Glacier, Blue ice, Ice worn rock outcrop, Glacier front ready to calve ice into the fjord.

Norway, Svalbard, Nordenskiöld Glacier, Blue ice, Glacier calving, Sea ice, Rettrettoya island.

Norway, Svalbard, Nordenskiöld Glacier, Blue ice, Ice worn rock outcrop, Glacier front ready to calve ice into the fjord.

Germany, Berlin, The East Side Gallery, a 1.3 km long section of the Berlin Wall, Mural known as Save our Earth by Artist Indiano.

Germany, Berlin, The East Side Gallery, a 1.3 km long section of the Berlin Wall, Mural known as Save our Earth by Artist Indiano.

Germany, Berlin, The East Side Gallery, a 1.3 km long section of the Berlin Wall, Mural known as 'Save our Earth' by Artist Indiano.

England, London, Tower Bridge with the Olympic rings celebrating the 2012 games.

England, London, Tower Bridge, with the Olympic rings celebrating the 2012 Olympic Games.

England, London, The Olympic rings, celebrating the 2012 Olympic Games, suspended from Tower Bridge.