The Special, Industrial and Harbor District of Barranquilla is a city of Colombia, capital of the Department of Atlantico. Barranquilla is located in the north of the country in the Caribbean Region. It is Fourth of the country in importance and number of inhabitants, first of region and one of the main urban and economic centers of Colombia. Along with the municipality of Soledad and the municipality of Puerto Colombia, Barranquilla conforms the Metropolitan Area of Barranquilla. He is in addition one to the most active ports of the river basin of the Caribbean Sea. The city is also known as the Gold Door of Colombia for have constituted in the first fluvial and marine port of the country already from mid century XIX. The city is well-known also like “Curramba the Beautiful one”, name that designates to the festive atmosphere and the warm welcome of the "barranquilleros", also occurs the name him of “La Arenosa”, name initially given due to its multiple argillaceous sand spaces.