Agate Fossil Beds National Monument, located in Harrison, Nebraska, is a fascinating site known for its Miocene-era fossils and rich Lakota heritage. The monument preserves full skeletons of extinct mammals, including ancient rhinoceroses and entelodonts, discovered in the early 1900s. It also highlights the friendship between rancher James Cook and Chief Red Cloud of the Lakota, showcasing a collection of Plains Indian artifacts.
Visitors can explore Carnegie Hill and University Hill, where many fossils were unearthed, and enjoy scenic hiking trails through the Niobrara River valley. The site also features a museum with exhibits on paleontology and Native American history
Agate Fossil Beds National Monument offers two main hiking trails that showcase its rich paleontological history and scenic landscapes:
- Daemonelix Trail (1 mile, easy) – Features in-situ fossil exhibits of the spiral corkscrew burrows of the Paleocastor, an ancient land beaver
- Fossil Hills Trail (2.8 miles, moderate) – Leads to historic excavation sites where paleontologists uncovered well-preserved fossils of prehistoric mammals
Nearby attractions include:
- Fort Robinson State Park – A historic military fort with hiking, horseback riding, and museums.
- Toadstool Geologic Park – Unique rock formations resembling a Martian landscape.
- Chadron State Park – Nebraska’s first state park, offering outdoor recreation and scenic views.