Sunset, Clearwater, Florida, USA

The obelisk, Buenos Aires, Argentina

The 'Casa Rosada', the president's residence, Buenos Aires, Argentina

The Congress, Buenos Aires, Argentina

Puerto Madero, Buenos Aires, Argentina

The 'Torre dos Ingleses', Buenos Aires, Argentina

The Entel tower, Santiago, Chile

The Little Mermaid, symbol of Denmark

The Little Mermaid, symbol of Denmark

Tivoli at night, Copenhagen, Denmark

Tivoli at night, Copenhagen, Denmark

Silhouette near Mount Roraima, early morning, Gran Sabana, south of Venezuela.

Silhouettes on Mount Roraima, Gran Sabana, south of Venezuela.

Man and boy on the sand dunes, sunset, Parnaiba, Brazil