View Tom Dempsey's images of trekking Around Alpamayo in 10 days, June 25-July 4, 2014 in the Cordillera Blanca, Andes, Peru, South America. Each day we crossed one or more breathtaking mountain passes, as high as 15,950 feet or 4830 meters elevation at Caracara Pass. Aventura Quechua company of Huaraz organized our guided tent trek with loads carried by donkeys.