Pompey’s Pillar Directory References Images Discover 6 Cultures That Recognize More than Two Genders Do Lemmings Really Commit Mass Suicide? Why We Celebrate MLK Day The Lost Colony of Roanoke Is Australia an Island? Why Is Alcohol Measured by Proof? 10 Democrats Who Made History Contents Pompey’s Pillar rock monument, Montana, United States Ask the Chatbot a Question Ask the Chatbot a Question Also known as: Pompey’s Tower Learn about this topic in these articles:association with Sacagawea In Sacagawea…Clark named Pompey’s Tower (now Pompey’s Pillar) on the Yellowstone after her son, whom Clark fondly called his “little dancing boy, Pomp.”Read More