An eastbound Union Pacific coal train twists through short Tunnel 40 in Little Gore Canyon east of Azure, Colorado, on August 21, 2014. Three AC4400CWs operating as a mid-train DPU can be seen ent... (more)
Passing through Tunnel 40 along the Colorado River, an eastbound Union Pacific coal train traverses Little Gore Canyon east of Azure, Colorado, on August 21, 2014.
An eastbound Union Pacific coal train rumbles along the Colorado River through Little Gore Canyon east of Azure, Colorado, on August 21, 2014.
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