Costilla County, US
The San Luis Southern Railway Trestle, in Costilla County, Colorado near Blanca, Colorado, was built in 1910. It was listed on the National Register of Historic Places in 2004. It is a railroad trestle built by the Southern San Luis Valley Railroad. It is a 190 feet (58 m) long structure spanning Tr
inchera Creek's Rattlesnake Gulch (or Rattlesnake Canyon).
Listen to the audio guide for San Luis Southern Railway Trestle Free on WIP — starts by itself when you arrive, even with the screen off