We've mentioned this nice website before, but they have added written directions for an auto tour of the old roadbed. The narrow gauge Uintah, in extreme western Colorado, was one of several "crookedest railways in the world".

http://home.bresnan.net/~bpratt15/

Also from the site, an old photo of the last known surviving Uintah locomotive, a former Florence & Cripple Creek 2-8-0:

http://home.bresnan.net/~bpratt15/image ... Atchee.jpg