An eastbound Union Pacific intermodal train approaches the bridge over Cienega Creek at Vail, Arizona, on April 25, 2017.
UP 7799 snakes its way through Henefer, Utah leading the I-CBLB 15.
A trio of Union Pacific units lead westbound stack train Q161 through the snow in St Johnsville.
A lengthy QFRNPP climbs the Evanston Sub grade at Echo.
A DPU on a UP stack train shoves its train past Dallas Union Station and the Reunion Square area.
An eastbound Union Pacific stack-train begins to stretch it's legs as it rounds the curve to Summit, while a similar BNSF train behind it is still labouring up the 3% south track.
The last GEVO of UP's 2007 order leads the AOASP at the connection from the Niles Sub to the Coast Sub in Newark CA.