Visitors 6
6 photos

This rock outcropping along the Yellowstone River was an important stopping point for travelers, and many left messages in the rock. This was one of Lewis and Clark's stops and Clark's signature can be found here.
Pompeys Pillar NM, Clark Sig, Copy0825552Pompeys Pillar NM, Clark Sig0825540Pompeys Pillar NM, Marmot0825544Pompeys Pillar NM, View0825548Pompeys Pillar NM, Yellowstone R0825550Pompeys Pillar NM, Yellowstone R0825555

Categories & Keywords
Category:Travel and Places
Subcategory:North America
Subcategory Detail:United States of America
Keywords:Lewis and Clark, MT, Montana, National Monument, Pompeys Pillar, US, USA, United States