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Pompeys Pillar National Monument is a remarkable testament to human history, showcasing hundreds of markings, petroglyphs, and inscriptions that create a living journal of the American West. For over 11,000 years, many peoples celebrated this sandstone outcrop as a landmark and outstanding observation point, with explorer William Clark of the Lewis and Clark Expedition leaving his mark alongside countless others.Visit the Monument and climb the boardwalk to the top of the pillar, learn about the Lewis and Clark expedition and more at the Visitor Center, and enjoy the picturesque riverside gro…
Activities: HISTORIC & CULTURAL SITE, PICNICKING, VISITOR CENTER, WILDLIFE VIEWING, HIKING