Denver and Rio Grande Western 493 leads one of the daily passenger trains as it heads back to Durango, Colorado from Silverton, CO, just south of at Hermosa, Colorado, on October 14th, 2023.
According to Wikipedia: The Durango and Silverton Narrow Gauge Railroad, often abbreviated as the D&SNG, is a 3 ft (914 mm) narrow-gauge heritage railroad that operates on 45.2 mi (72.7 km) of track between Durango and Silverton, in the U.S. state of Colorado. The railway is a federally designated National Historic Landmark and was also designated by the American Society of Civil Engineers as a National Historic Civil Engineering Landmark in 1968.
Tech Info: Nikon D810, RAW, Nikon 70-300 @ 300mm, f/5.6, 1/640, ISO 720.