France, French Guiana, unexplored area on the border between the heart of the Amazonian Park of French Guiana and the Trinity National Nature Reserve, end of the dry season, scientific multidisciplinary inventory mission Haut Koursibo, the curator of the Nature Reserve National Park of Trinité guides teams of scientists along the banks of the Koursibo River to the heart of the Amazonian Park of French Guiana using its GPS