What's in your backyard?

摘要

The ghosts of Colorado's railroad past are nearly inescapable. Travel along any of the state's major highway corridors or pass through any of its popular tourist destinations and chances are there used to be a railroad somewhere nearby. Around the same time that railroad construction was taking off across the United States in the late 1800's, new discoveries of gold and silver throughout Colorado drove a seemingly mad dash to build rail lines to even the most remote spots in the state. The railroads hauled in heavy supplies that made new methods of mining possible, and hauled out vast quantities of natural resources to markets around the world.