Pictures of the Week: (December 11 - December 17, 2009)

Moonscape Climbers trek across Argentina's Perito Moreno glacier near the city of El Calafate, in the Patagonian province of Santa Cruz.
Marcos Brindicci / Reuters

Moonscape
Climbers trek across Argentina's Perito Moreno glacier near the city of El Calafate, in the Patagonian province of Santa Cruz.

Wednesday, Dec 16, 2009