Patagonia’s dramatic peaks and sweeping grasslands are home to some of South America’s most compelling wildlife, from guanacos and condors to elusive pumas. Expedition Leader and Patagonia resident Marjorie Loyer offers an inside look at our adventures through Chile and Argentina, including Torres del Paine, Perito Moreno Glacier and working estancias where livestock ranching and wildlife conservation coexist. Learn how to pack for changing alpine weather, how you’ll travel and where you’ll stay—plus tips for photographers eager to capture Patagonia’s wildlife through their lenses.