Explore the Andes mountains' extremes and celebrate the animals that call it home on a 4,000-mile journey along the western edge of South America, from icy Southern Patagonia to the oxygen-deprived Altiplano plateau to the northern tropical Andes.
2015
2022
2021
2009
2019
2017
2006
2001
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2003
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1991
2002
1961
1980