Durango & Silverton 480 crosses the High Bridge with its mixed train on a sunny May afternoon.

Durango & Silverton 480 crosses the Animas River on the new bridge in Silverton.

Durango & Silverton 480 and 493 rest in the Durango Roundhouse late into the evening.

Durango & Silverton 480 shoves its mixed train up the steep grade at Needleton Siding prior to a photo runby.

Durango & Silverton 480 reverses its mixed train along the cliff at Granite Point before performing a photo runby.

Durango & Silverton 480 leads its mixed train around the horseshoe curve on The Highline on a beautiful May morning.

Durango & Silverton 480 accelerates its passenger train up the grade into Rockwood on a sunny May afternoon.

Durango & Silverton 480 slowly rounds a curve through one of the rock cuts at Rockwood with its mixed train.

Durango & Silverton 480 rounds the horseshoe curve on The Highline with its mixed train on a sunny May afternoon.

Durango & Silverton 480 emerges from one of the many rock cuts at Rockwood with its passenger train as it returns to Durango.

Durango & Silverton 480 crosses the Animas River one last time as it rolls back into Durango on a warm May evening.

In a boisterous thundering of smoke and power, K-36 480 shows off for the photographers of Dak Dillon's photo train at the famed cement wall just south of Cascade Canyon.

DSNG K-36 480 and K-37 493 peek at their reflections outside the Durango roundhouse as the night ticks away.

Durango & Silverton 480 negotiates the tight curves of the Highline with its mixed train early in the morning.

Top to Bottom from Left to Right: Matt Cunningham, Kylah Breeden, Dak Dillon, Russell Heerdt, and Joe Weigman pose with Durango & Silverton 480 in one of the rock cuts at Rockwood near the end of ... (more)