BNSF 4207 (ES44C4) runs through the pine trees at Crescent, Colorado as it heads west on the Moffat Tunnel Sub.
BNSF 4207 (ES44C4) leads an oil can train up to Tunnel 1 at Plainview, Colorado.
BNSF 4207 (ES44C4) leads a freight through Tolland, Colorado as it heads towards the Moffat Tunnel.
A long westbound Z-train fills almost all of the big S-curve west of West Eagle Nest on the BNSF's Crookton Cutoff.