BN SD40-2 leads a westbound past the signals at the east end of Summit siding on Marias Pass.

BNSF C44-9W 4399 leads two Warbonnets on a colorful eastbound stack train at the Summit of Marias Pass at 7:10AM. We arrived at this location just as the sun cleared the mountain behind us.

BNSF 9247 is in your face leading an EB Z train through an S-curve just east of Marias Pass Summit, on BNSF's Hi Line in NW Montana. Summit Mountain dominates the background.

31. As I stood along the road to shoot this train a US Border Patrol Truck and Officer was out patrolling the area.

34. This just screams man versus nature or machine versus mountain. You can take your pick.

BNSF 7008 and MRL 252 are at Summit, near the top of Marias Pass with eastbound racks.

In a classic scene that can't be replicated today, the helper set out of Essex with F9A 810 (NP 7002D), F9B 809 (NP 7002C) and GP9 1765 (GN 692) has uncoupled from a heavy eastbound manifest they ... (more)

The eastbound Empire Builder rounds a curve at Summit, with the Rocky Mountains in the background.

The eastbound Empire Builder throttles up after waiting for a BNSF grain train to finish gaining the siding.

Passengers aboard Amtrak's eastbound Empire Builder enjoy the beautiful scenery Glacier Nat'l Park has to offer as the train crosses the Rockies.

The eastbound Empire Builder is about to crest at Marias Pass summit.

BN SD45 6677 leads train #103 past the Summit station sign on Marias Pass.

The first train of the morning past the Izaak Walton Inn was the Empire Builder and the chase up and over Marias Pass was on! A great start to a great day of railfanning.

An SD40-2 and a B30-7A pull a train East shortly after cutting its helpers. Little Dog mountains in Glacier Park are in the background.

BNSF 7888 in the Wedgie scheme has most of its train over the summit and is transitioning to dynamic braking as the peaks of Glacier National Park look on.