Grant Dixon / Arid landscape of the Altiplano, Bolivia

Grant Dixon / Hexagonal crystallization fissures in 100 kilometer wide, 500 kilometers thick and 12,000 year old Salar de Uyuni salt pan, altiplano, Potosi District, Bolivia

Grant Dixon / Hexagonal crystallization fissures in 100 kilometer wide, 500 kilometers thick and 12,000 year old Salar de Uyuni salt pan, altiplano, Potosi District, Bolivia

Pete Oxford / Puna Plover (Charadrius alticola), Laguna Canapa, Altiplano, Bolivia

Pete Oxford / Lesser Flamingo (Phoenicopterus minor) group near Borax mines, altiplano, southwestern Bolivia

Tui De Roy / Eduardo Avaroa Faunistic Reserve, altiplano, Bolivia

Tui De Roy / Arsenic-laden Laguna Verde at 4,400 meters elevation with 5,868 meter Licancabur Volcano in background, Eduardo Avaroa Faunistic Reserve, altiplano, Bolivia

Tui De Roy / Arsenic-laden Laguna Verde at 4,400 meters elevation with 5,868 meter Licancabur Volcano in background, Eduardo Avaroa Faunistic Reserve, altiplano, Bolivia

Tui De Roy / Island in the middle of 100 kilometer wide Salar de Uyuni salt pan showing hexagonal crystallization fissures, Bolivian altiplano, Potosi District, Bolivia

Tui De Roy / Hexagonal crystallization fissures in 100 kilometer wide, 500 kilometers thick and 12,000 year old Salar de Uyuni salt pan, altiplano, Potosi District, Bolivia

Tui De Roy / Hexagonal crystallization fissures in 100 kilometer wide, 500 kilometers thick and 12,000 year old Salar de Uyuni salt pan, altiplano, Potosi District, Bolivia