Agate Geode Rocks

Agate Fossil Beds National Monument is a U.S. National Monument near Harrison, Nebraska. The main features of the monument are a valley of the Niobrara River and the fossils found on Carnegie Hill and University Hill.
  • Location: Sioux County, Nebraska, United States
  • Established: June 14, 1997
  • Nearest city: Harrison, NE
  • Area: 3,057.87 acres (12.3748 km²)
  • Visitors: 15,555 (in 2016)
  • Governing body: National Park Service

Nearby

Data from: en.wikipedia.org