A loaded coal train makes its way through the farms and fields of the Colorado flatlands, as it heads down the BNSF Pueblo Subdivision, which is former Missouri Pacific territory. This stretch of track is still home to many MP relics, such as the code line and GRS signals seen here.
Photos showing the railroad pole lines. The pole line used four basic electrical circuits - telegraph, telephone, signaling, and power. Modern technologies of fiber optics, microwave, radio, satellite, and computers have been replacing the pole lines.
