UP 1616 & 4404 lead UP's passenger fleet west to Cheyenne, Wyoming.

LHF Scrap Shove A yard job kicks a few scrap gons just out of Rumpke recycling at the right of the picture.

BNSF 5088 & 8137 lead westbound stacks.

BNSF 4225, 7048, 5164, & 707 power a westbound intermodal train.

Spent 10.5 hours at the east end of ABO canyon and caught 32 trains. BNSF 6870 leads the last one eastbound.

BNSF 7156 brings up the rear of a westbound mixed freight disappearing into Abo canyon.

BNSF 6027 & 7770 working upgrade out of Abo canyon with an eastbound mixed freight.

Metro-North's Beachball heritage P32AC-DM pushing train 874 to its next stop at Croton-Harmon.

BNSF 2745 (GP39E) runs through the yard in downtown Denver, Colorado.

Ruling Grade. San Francisco Municipal Railway (Muni) cable car 16 is seen climbing the 21% grade up Russian Hill - the steepest on the entire cable car network - as it rises away from t... (more)

UP 4404 (SD70M) leads an officer's special towards Peckham, Colorado as it heads to Denver on the Greeley Sub.

Dangling Detail. San Francisco Municipal Railway (Muni) cable car 10 is seen at rest just inside the car barn on Washington St. The inspection pit here allows a unique view of the car: ... (more)

Union Pacific's Big Boy #4014 (4-8-8-4) backs into the UP's North Yard in Denver, Colorado where it will stay for two days before heading back to Cheyenne, Wyoming.

Union Pacific's Big Boy #4014 (4-8-8-4) crosses Sand Creek as it heads west on the Belt Line towards the UP's North Yard in Denver, Colorado.

Union Pacific's Big Boy #4014 (4-8-8-4) runs past the silo in Platteville, Colorado as it heads south on the Greeley Sub towards Denver.