In this June 13, 2017 photo taken with a 19th century style box camera, 23-year-old Edison Olgado poses for a portrait in the Sinakara Valley, during the Qoyllur Rit'i festival. Olgado is a dancer representing the Quispicanchis nation. Tens of thousands of pilgrims crowd the Andean valley, with dancers in multi-layered skirts and musicians with drums and flutes performing non-stop over three days.