Inside the Mountain That Eats Men

One of the few things that has changed inside the dank mines over the centuries is the addition of dynamite. Here some young miners set a charge. At 15, Julio Cesar isn't considered old enough to do this. The mines are considered some of the most dangerous in the world. With no safety inspections and no safety equipment, miners take enormous risks every day when they go to work. (Jeffrey Kofman/ABC News)