(ancient helipads) The pre-Columbian archaeological site of Ciudad Perdida (Spanish for “Lost City”), located in Sierra Nevada, Colombia, thought to be founded about 800 AD. Photo courtesy taken by Raphael Chay
Colombia. Sierra Nevada de Santa Marta. Kogi Indian sits outside his straw hut. He is holding a gourd with a stick in it. He uses the stick to grind coca leaves, a mild narcotic, and mix them with lime. One of his cheeks is inflated by a ball of that combination.