With its 69,000 hectares, Cerrejon, in the north of Colombia, is the world’s largest open-pit coal mine. The output of the mine in 2009 was 30.3 million tons, almost half of Colombia's coal exports of 73.1 million tons, mainly to the U.S and China. Colombia is Latin America’s main coal producer and fourth globally. Image by Lorenzo Morales. Colombia, 2011.