After waking up to blizzard conditions slamming the Colorado Front Range with feet of snow, the Union Pacific's Big Boy #4014 left the Denver yard and crossed the Belt Line to the Greeley Sub, which would take the huge locomotive back to its home base in Cheyenne, Wyoming.
For the train and storm chaser. Trains with thunderstorms, dark clouds, rain, lightning, hurricanes - tropical storms, funnel clouds, storm light, rainbows, and snow storms.