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.
2009
2007
2006
1978
1992
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2019
2018
2000
2010
1991
2020
2008