Union Pacific EMD SD70ACe No. 8852 leads an eastbound manifest freight through 75-foot Tunnel 29 just east of Pinecliffe, Colorado, on the afternoon of September 15, 2018.

BNSF 3868 (ET44C4) shoves a westbound freight train past another freight waiting to then head east on the Moffat Tunnel Sub.

BNSF 7869 (ES44DC) waits for a passing freight and will then head east out of Pinecliffe on the Moffat Tunnel Sub.

UP 4199 (SD70M) crosses a dirt road west of Pinecliffe as it leads the Rocky Mountaineer towards the Moffat Tunnel.

BNSF 7596 (ES44DC) rounds the corner at Crescent, Colorado and will soon leave the Colorado Rocky Mountains.

A crew member of BNSF 7596 (ES44DC) saddles up and gets ready to leave the siding in Pinecliffe, Colorado and head east down the Moffat Tunnel Sub towards Denver.

Amtrak's Winter Park Express Ski Train gets ready to enter Tunnel 29 as it heads towards Pinecliffe, Colorado on the Moffat Tunnel Sub.

UP 8216 (ES44AC) leads a load of coal around the bend at Pinecliffe, Colorado as it makes the journey from the Continental Divide to Denver on the Moffat Tunnel Sub.

UP 8216 (ES44AC) takes a coal train through Pinecliffe, Colorado as it runs eastbound on the Moffat Tunnel Sub towards Denver.

BNSF 6292 (ES44AC) leads a freight through the rock valley of Pinecliffe, Colorado as it heads east on the Moffat Tunnel Sub.

Amtrak heritage engine #161 (P42DC) leads the California Zephyr through Tunnel 29 at Pinecliffe, Colorado.

Convergence in Granite A macro Pinecliffe experience.

The Winter Park Express Ski Train runs through Tunnel 29 early in the morning as it takes passengers to the Winter Park ski resort.

UP 6603 departs Pinecliffe, CO after waiting for the westbound Amtrak California Zephyr No. 5 on UP's Moffat Tunnel subdivision.

The California Zephyr rounds the corner at Pinecliffe, Colorado as it heads higher into the Colorado Rocky Mountains on the Moffat Tunnel Sub.