 The Puerto Hormiga Culture, found in the Caribbean coast region, particularly in the area from the Sinú River Delta to the Cartagena Bay, appears to be the first documented human community in what is now Colombia.Archaeologists estimate that around 4000 BC, the formative culture was located near the boundary between the present-day departments of Bolívar and Sucre.In this area, archaeologists have found the most ancient ceramic objects of the Americas, dating from around 4000 BC.