Frog in the Amazon Rainforest at night, Coca, Ecuador, South America

Harvesting coca leaves, South Yungus, Bolivia, South America

Harvesting coca leaves, Bolivia, South America

BOLIVIA FUNDAWI: training a group at the FUNDAWI office in La Paz. Coca leaves on the table for chewing

Young Argentinean woman cupping coca leaves (Erythroxylum coca) in her hands, Tren a las Nubes or Cloud Train station near Laguna de los Pozuelos, Jujuy Province, Argentina

Skull with a coca leaf on a cemetery of mummies, Chauchilla, near Nasca, Atacama Desert, Peru, South America

Lime-filled Poporo used by the Kogi when chewing coca leaves.

Picking Coca leaves in the Vaupes River Basin, Colombia.

Picking Coca leaves in the Vaupes River Basin, Colombia.

Cocaine processing operation in the jungles of Colombia.

Cocaine processing operation in the jungles of Colombia.

Ceramic figure of el Tio or Supai, a creature with horns, gleaming eyes and a big penis, that in fact is not really satanic. It was introduced by the Spaniards in the 16th Century to the mines of Potosi. According to tradition, el Tio (The Uncle) rules over the mines of Cerro Rico, simultaneously offering protection and destruction. Over 500 chambers with statues to honour him have been constructed in Cerro Rico, so miners can leave offerings of tobacco, liquor and coca leaves to invoke his goodwill and protection., Potosi Department, Bolivia

Ceramic figure of el Tio or Supai, a creature with horns, gleaming eyes and a big penis, that in fact is not really satanic. It was introduced by the Spaniards in the 16th Century to the mines of Potosi. According to tradition, el Tio (The Uncle) rules over the mines of Cerro Rico, simultaneously offering protection and destruction. Over 500 chambers with statues to honour him have been constructed in Cerro Rico, so miners can leave offerings of tobacco, liquor and coca leaves to invoke his goodwill and protection., Potosi Department, Bolivia

Ceramic figure of el Tio or Supai, a creature with horns, gleaming eyes and a big penis, that in fact is not really satanic. It was introduced by the Spaniards in the 16th Century to the mines of Potosi. According to tradition, el Tio (The Uncle) rules over the mines of Cerro Rico, simultaneously offering protection and destruction. Over 500 chambers with statues to honour him have been constructed in Cerro Rico, so miners can leave offerings of tobacco, liquor and coca leaves to invoke his goodwill and protection., Potosi Department, Bolivia

Pisac Village in the Valley of the Incas Sunday Market, one of the world's most colorful markets selling coca leaves, Cuzco area, Highlands, Peru

Chincheros a traditional indian village near Cuzco with its produce and craft market selling coca leaves and corn, Highlands, Peru