One breath at a time — As an interdisciplinary scholar with an anthropological focus on Latin America, I’ve always been interested in Machu Picchu, a 15th-century Inca citadel located in the Eastern Cordillera of southern Peru, on a mountain ridge 2,430 meters (7,970 ft) above sea level. Located in the Cusco Region, Urubamba Province, Machupicchu District…