Pompeys Pillar National Monument
Pompeys Pillar for Kids
Site of the only visible physical evidence of the passage of the Lewis and Clark Expedition, Pompeys Pillar National Monument (PPNM) offers the opportunity to come face-to-face with history. The view from the top of this unique geologic formation reveals the Yellowstone River and its role in the sculpting of the local geography.
Agents of Discovery
Kids! Are you ready to discover Pompeys Pillar? Learn how to download and play the Agents of Discovery App when you arrive. *Pompeys Pillar does not have WIFI, so be sure to download before your visit!
Take a Virtual 360 degree Tour of Pompeys Pillar!
The Pompeys Pillar National Monument Virtual Tour allows you to take a self-guided tour of the site from your desktop or mobile device. "Walk" up the steps of the Pillar boardwalk to discover historic and prehistoric inscriptions on the rock. Climb further to experience a 360 degree view of the surrounding area from the top of this remarkable 120 foot tower!