I can imagine that the remote operators for the engines in the UP's North Yard in Denver likely had HO or Lionel train sets when they were kids. Here a remote engineer pulls a string of cars out ... (more)

A six-pack of UP light power sits under the pedestrian overpass that spans the 36th Street Yard. A great place to watch trains if your in the Denver area.

UP 1950 rests before making the trek to Chicago, IL.

UP 1950 waits to take some empty sand cars south towards Chicago, IL.

With a couple friendly toots from the passing coal train, the pull down works the west end of Global 3 with two SD40Ns. The C&NW twins can barley be seen in the distance.

UP 1967 pulls a cut of cars out of Butler Yard in Butler, WI.

UP 1640 works a frozen 36th Street Yard in Denver.

A hazy day finds only light engines in the UP's North Yard, including UP 1667, a recently rebuilt SD40N (and new to the data base).

A bunch of newly painted SD40N units waiting in the 36th Street Yard for orders.

UP 1826 (SD40N) sands the track for traction as it sorts cars in the North Yard. Meanwhile a quartet of heavies has just brought a new string of freight into the yard and will soon detach and hea... (more)

Two of UP's recently refurbished SD40N units sit idle in the 36th Street Yard.

A newly rebuilt UP 1826 (SD40N) works the last car in a string in the 36th Street Yard while UP 6609 (AC4400CW) waits for orders.

UP 1672 (SD40N) holds a spot in the 36th Street Yard, waiting for the call to sort freight cars.

A UP transfer quietly rolls along and under downtown St. Paul, MN on a nice spring morning.

UP 1826 (SD40N) works the UP's North Yard in Denver, along side a very long train of Vestas wind turbine pieces.