A westbound BNSF coal train climbs through colorful Iron Ridge cut on the large horseshoe curve between Austin and Weed while ascending Montana Rail Link’s Mullan Pass west of Helena, Montana, o... (more)

BNSF coal train C-SXMRBG is seen at North Bonneville with the Bonneville Dam in the background at the Western end of the Columbia River Gorge.

BNSF coal train C-SXMRBG is seen crossing Rock Cove near Stevenson, Washington on the Western end of the Columbia River Gorge.

BNSF coal train C-SXMRBG is seen passing along the Columbia River at Home Valley between Bingen and Stevenson, Washington on the Fallbridge Subdivision.

BNSF coal train C-SXMRBG is seen passing along the Columbia River at Home Valley between Bingen and Stevenson, Washington on the Fallbridge Subdivision.

BNSF coal train C-SXMRBG is seen passing along the Columbia River between Bingen and Stevenson, Washington on the Fallbridge Subdivision.

BNSF coal train C-SXMRBG is seen passing through Tunnel 1 near Cook, Washington on the Fallbridge Subdivision along Columbia River Gorge.

BNSF coal train C-SXMRBG is seen crossing Rowland Lake just East of Bingen, Washington along the Columbia River Gorge.

BNSF coal train C-SXMRBG is seen passing the basalt cliffs just West of Lyle as it emerges from Tunnel 9 along the Columbia River Gorge on the BNSF Fallbridge Subdivision.

BNSF 3257, one of the newest units on the roster, brings up the rear of a Barstow to Watson power move.