On a snowy February 26, 2017, a westbound BNSF freight curves through the trees at Trout Creek, Montana.

In a view from a frozen and snow-covered Clark Fork, the afternoon sun tries vainly to shine through winter’s clouds as an eastbound BNSF manifest freight rumbles toward Trout Creek Montana, on ... (more)

In a peaceful autumn scene, a westbound BNSF coal train passes through Trout Creek, Montana, on October 1, 2014.

An eastbound BNSF grain train crosses Bridge 50 at Trout Creek, Montana, on a snowy February 26, 2017.

On the morning of September 26, 2008, the tranquil surface of Frog Pond reflects the rising sun and a westbound BNSF coal train on Montana Rail Link’s Fourth Subdivision just west of Trout Creek... (more)

A westbound BNSF freight eases into a wide curve along a frozen Clark Fork at Trout Creek, Montana, on February 24, 2017.

Under some menacing-looking clouds at Trout Creek, Montana, a westbound BNSF grain train passes Frog Pond in a moment of sunshine on the afternoon of September 30, 2014.

Rumbling along the Clark Fork into the blue hour of a cold Montana night is a westbound BNSF grain train west of Trout Creek on February 25, 2017.

An eastbound BNSF manifest freight crosses the inlet for Trout Creek where it enters the Clark Fork at Trout Creek, Montana, on February 23, 2017.

On the inclement afternoon of September 30, 2014, a westbound BNSF coal train passes Frog Pond west of Trout Creek, Montana, during some brief sunshine in the Clark Fork Valley.

Robert Edgar relaxes next to his Jeep after setting up camp west of Trout Creek, Montana, on September 29, 2014. Two GE ES44ACs and a C44-9W power an eastbound BNSF coal empty rolling by on the ma... (more)

A westbound BNSF coal train crosses Bridge 55 just west of Trout Creek, Montana, on a beautiful February 23, 2017, afternoon. Powering the train are EMD SD70ACes Nos. 8760 and 9002, along with GE ... (more)

A westbound BNSF work train passes through Trout Creek, Montana, on a pristine February 23, 2017.

On Montana Rail Link’s Fourth Subdivision between Missoula and Sandpoint Junction, a westbound BNSF manifest freight passes through a wintery scene west of Trout Creek, Montana, on February 26, ... (more)

There’s nary a breeze on the beautiful, crisp afternoon of February 24, 2017, at Trout Creek, Montana. Passing through the unspoiled winter scene is a BNSF manifest freight crossing Bridge 55 ov... (more)