This August 2012 photo shows llamas grazing off the highway in Chile's Atacama Desert. The destination is a popular add-on for tourists visiting Easter Island, Peru and Patagonia. (AP Photo/Karen Schwartz)

Associated Press
This August 2012 photo shows llamas grazing off the highway in Chile's Atacama Desert. The destination is a popular add-on for tourists visiting Easter Island, Peru and Patagonia. (AP Photo/Karen Schwartz)
This August 2012 photo shows llamas grazing off the highway in Chile's Atacama Desert. The destination is a popular add-on for tourists visiting Easter Island, Peru and Patagonia. (AP Photo/Karen Schwartz)
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