A BNSF stack train makes good time up the westbound grade of Stevens Pass bound for Cascade Tunnel at Merritt, Washington, on February 20, 2017.

Oil empties glide downhill on Stevens Pass on a cloudy afternoon in the mountains.

The Eastbound Empire Builder works through the Coulter Creek sag after successfully conquering Stevens Pass.

The DPU pushes a stack train along Nason Creek.

A Z-train crosses Nason Creek on a snowy afternoon.

BNSF 5329 descends the east side of Stevens Pass, on a cold fall evening.

The DPU's on an empty oil train cross Nason Creek.

It was colors poppin' time on Stevens Pass as ZSSECHC920A moved eastward near Dardenelles Rd. Merritt, WA.

BNSF 8774 and an SD70MAC mate handle a Z-train west from Merritt, WA across Nason Creek as they start their final assault on Stevens Pass.

BNSF 5236 is tacked onto the rear of a coal drag as it passes a helper set sitting in Merritt, WA.

BNSF 8464 eases an eastbound empty coal train off Stevens Pass at Merritt, WA near the wye track used to store work equipment and turn snowplows. The train's crew got on board in Everett and will ... (more)

Crossing Nason Creek, Five engines with No. 5792 leading lift a westbound BNSF Z up the eastside of the Cascade Mountains.

With BNSF 8066 on the front, here is what the tail end of a Boeing 737 looks like on the rear of a four car J-train carrying two fuselages at Merritt, WA. I will reserve any further commentary.

BNSF 8066 has its Boeing J-train stopped in Merritt, WA in the siding after meeting a Z-train at Olds Jct., Wenatchee at 830 AM, another Z at Leavenworth about 950 AM, and the EVESPO at Winton ab... (more)

BNSF's aptly named Scenic Sub is its mountain railroad line over Stevens Pass, Washington. Climbing the east side of the pass, a Seattle bound stack train crosses Nason Creek at "The Slot&qu... (more)