Pompeys Pillar National Monument

Rising from the Yellowstone River plains, Pompeys Pillar is a sandstone monolith etched with history. Most famously, it bears the only visible physical evidence of the Lewis and Clark Expedition—William Clark’s signature. This collection highlights the dramatic form and timeless significance of the pillar, blending its natural beauty with its historical weight. These art prints capture Montana’s spirit of exploration and enduring landscapes.