K-37 493 walks across the High Line under the watchful eye of Engineer Breeden as the Animas River sits a couple hundred feet below the train.

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.

Of all the natural beauty found in Colorado, Shalona Lake is not one of those... Natural that is. On their southbound run back to Durango, train 464 swoops above the privately owned and man-made l... (more)

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)

Durango & Silverton 473 and 480 thunder past Shalona Lake on a doubleheaded passenger excursion to Silverton.

Durango & Silverton 480 charges up the steep grade at Granite Point with its mixed train as the sun rises on a beautiful May morning.

A look straight down from the conductor's side window of the DSNG 107 at the Animas River roughly 200 feet below us. We are headed southbound to Durango as the shadows creep their way into the can... (more)

Curving up and around the privately owned and man-made Shalona Lake just south of Rockwood is train 463 with K-28 473 and K-37 493 leading the final push up to their station stop.

All about depth perception... Flying a couple of hundred feet above track level we see the 15-car Durango bound 464 wrapping itself around Horseshoe Curve before exiting the High Line and making a... (more)