Director, Guido Calderon Rappels with PureTrek Costa Rica!/PureTrek Guido Calderon, President of Grupo MonteSelva and Director of TrafficNews of Ecuador rappels the Pure Trek Canyoning wall in Costa Rica while sampling adventure tourism at Expotur 2011. Calderon calls it an "extraordinary" experience. Cynthia Crummer, owner of Pure Trek is scaling the wall as Calderon rappels.