BNSF 7322 leads a westbound train at Barr, CO, on the BNSF Brush Sub. July 18, 2019.

BNSF 5801 leads a westbound coal load at Barr, CO, on the BNSF Brush Sub, April 27, 2019.

BNSF 5933 leads an eastbound coal empty at Barr, CO, on the BNSF Brush Sub. April 27, 2019.

Rear DPUs NS 1177 and BNSF 8798 on the rear of an eastbound coal empty at Barr, CO, on the BNSF Brush Sub. April 27, 2019.

BNSF 4550 leads a westbound Z train at Barr, Co, on Colorado's Brush Sub. Barr Lake can be seen behind the train. April 19, 2019.

BNSF 9085 leads an eastbound coal empty at Barr, CO, with Barr Lake in the background. Apr 19, 2019.

Rear DPUs BNSF 5764 and 8754 assist a westbound coal load, at Barr, Co, on the BNSF Brush Sub. May 30, 2019. Barr Lake is seen above the train.

BNSF 5628 leads a westbound coal load at Barr, CO, on the BNSF Brush Sub. May 30, 2019.

BNSF 6887 leads a tank train eastbound at Barr, CO, on the BNSF Brush Sub. May 30, 2019

After waiting in the siding for Amtrak #5 to pass, a unit sand train with a CN Unit 2nd crosses the small Barr Lake causeway, just as the sun breaks the horizon and lights the sky up orange.

Amtrak No. 5, the westbound California Zephyr, passes the reflective water of Barr Lake at Barr, Colorado, on November 23, 2010. Tucked in behind the road power of GE P42DCs Nos. 56 and 64 is an A... (more)

BNSF EMD SD70MAC No. 9879 leads a westbound coal train past the shore of Barr Lake at Barr, Colorado, on the morning of November 26, 2010.

BNSF GE ES44AC No. 6348 passes the setting moon on the shores of Barr Lake, Colorado, on November 23, 2010.

At sunrise on January 6, 2011, BNSF's Denver to Chicago Z-train flies eastbound at Barr, Colorado, with the morning sun silhouetting UPS “pup” trailers headed for the Windy City.

A westbound BNSF coal train passes along the partially-frozen waters of Barr Lake at Barr, Colorado, on November 23, 2010.