A U.S. Geological Survey employee with nothing better to do on vacation than pore over old maps in the Library of Congress made an astonishing discovery last year: a Colorado map from 1894 that ...

Fall is a popular time to visit these sites, offering a chance to also see the season's changing aspen leaves. Many former mining towns like St. Elmo, Animas Forks and Ashcroft have preserved ...

Explore 12 hauntingly beautiful U.S. ghost towns that come alive with autumn color and history waiting to be rediscovered.

Colorado: ghosts of the first bonanzas -- Colorado: Pikes Peak or bust -- Colorado: Ghosts of the San Juan Mountains -- Wyoming: following the Ghost Trail -- Idaho: Ghosts of the Gem State -- Montana: ...