Do you know what is the oldest national monument in the United States? Learn about the Devils Tower, its location, Native history, geology, climbing fame, and preservation story in this article.

Standing tall at 1,267 feet in Northeastern Wyoming lies Devils Tower, an iconic natural formation. While much has been learned over time, much about its origins remains beyond scientists’ ability to ...

CHEYENNE, Wyo. (AP) — An effort is underway to change the name of Devils Tower National Monument, a giant rock butte in northeast Wyoming. Local American Indians and others say the name is ...