The UP brings the circus train to town, pulling into the North Yard after coming over the Moffat Line.

A group of heavies led by UP 4581 (SD70M) has just brought in a string of freight cars and makes a run to the North Yard's servicing facilities.

Early dawn over the UP's North Yard during that magical 5 minutes when the blue hour turns pink, just before the sun peeks above the horizon.

The first snowfall of winter has dusted the UP's North Yard, giving a visiting Norfolk Southern Dash 9-40CW a taste of Colorado snow.

GMTX 2687 (GP38-2) teams up with a MP15 and will sort oil tank cars at the UP's North Yard refueling facility.

UP 5572 and mates have been running coal loads through the Moffat Tunnel as evidenced by the heavy grime that has accumulated on the engines.

Here we see a nice variety of UP power in the North Yard including UP 1205, a GP39-2 built in 1977 for the Kennecott Utah Copper Corporation. It later worked for the Missouri Kansas Texas Railroa... (more)

A group of heavies waits in the morning sun for orders.

UP 695 (GP38-2) pulls a long freight into the North Yard.

The morning sunrise finds UP 695 heading out to sort freight cars in the North Yard.

The sand is flying as UP 695 (GP38-2) struggles to move a cut of gondolas filled with scrap iron in the North Yard.

With its final inspections at Redondo complete, Santa Fe 3751 backs toward Amtrak's North Yard and past the AMTK 509, still wearing its phase IV paint scheme. Out of picture to the left, the annua... (more)

UP 2585, a new Tier-4 C45AH (and new to the database) waits in the UP's North Yard for orders. This number was previously assigned to a GP38-2.

A quartet of heavies get repositioned in the UP's North Yard.

A bright sunrise in the UP's North Yard catches a nice variety of power.