Fossil Butte National Monument is a United States National Monument in Southwest Wyoming.
Fossil Butte National Monument is a unique paleontological site, where ecosystems of the 50-million-year-old Green River Formation of the ancient subtropical lake bed were unusually well preserved. The fossils include fish, alligators, bats, turtles, dog-sized horses, insects, and many other species of plants and animals.
There is no fee to enter the monument. Donations are welcome.
- Visitor Center. May-September: daily 9AM-5:30PM; Oct-Nov 29: daily 8AM-4:30PM; Nov 30-Mar 7: Tu-Sa 8AM-4:30PM, closed holidays; Mar 8-Apr: daily 8AM-4:30PM. There are over 300 fossils on display, two video programs and fossil preparation demonstrations.
Visitor Center. May-September: daily 9AM-5:30PM; Oct-Nov 29: daily 8AM-4:30PM; Nov 30-Mar 7: Tu-Sa 8AM-4:30PM, closed holidays; Mar 8-Apr: daily 8AM-4:30PM. There are over 300 fossils on display, two video programs and fossil preparation demonstrations.
- Fossil research quary. If you hike to Fossil research quary in summer Friday or Saturday between 11AM and 4PM, you'll have a chance to witness fossil excavation.
- Hike the 2½-mile Historic Quarry Trail or the 1½-mile Nature Trail
- Have a snack in the picnic area
Fossil research quary. If you hike to Fossil research quary in summer Friday or Saturday between 11AM and 4PM, you'll have a chance to witness fossil excavation.