UP 5135 (SD70M) gets a safety check while light power works sorting cars in the North Yard. Good to see a SP unit again in the Denver area.

The Patron Tequila Express tags onto the back of the California Zephyr and gives the riders a great (although chilly) view of Denver and the UP's North Yard. Built in 1928, this car has carried p... (more)

it is a frigid morning as UP 5710 (AC4400CWCTE) has just dropped off a freight in the North Yard and heads for the engine servicing island for some sand and fuel.

San Luis & Rio Grande 227 looks a little tired as it leans on a track at the UP's North Yard in Denver. Originally built in 1976 for Amtrak, this F40PH now works for the SLRG in Alamosa, Colorado... (more)

DENVER CO Oct 20 1977 -- Rio Grande GP9 5902 is shown at North Yard.

A fresh layer of snow in the UP's North Yard frosts a variety of up power.

You can usually find a collection of GP15-1's at the UP's North and 36th Street Yards in Denver.

Can you spot the GE units that have been running coal through the Moffat Tunnel?

UP 6552 has left the North Yard and is about ready to pass through Fox Junction on its way to the Joint Line and Colorado Springs

UPY 618, an ex Missouri Pacific GP15-1, waits in the UP North Yard for the call to duty.

It is late at night in a quiet UP North Yard in Denver.

UP 4659 (SD70M) and a newly rebuilt UP 1842 get serviced at the sand towers in the UP's North Yard.

Its early morning and the geese take flight over the UP's North Yard in Denver.

BNSF 3791 (Tier 4 ET44C4 new to the data base) brings a freight past Fox Junction on its way to the Denver Yard.

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