National Park Service, Colorado.
Beneath a grassy mountain valley in central Colorado lies one of the richest and most diverse fossil deposits in the world. Petrified redwood stumps up to 14 feet wide and thousands of detailed fossils of insects and plants reveal the story of a very different, prehistoric Colorado.
Visitors traveling north/south on I-25: Exit at US 24 West, travel 35 miles to town of Florissant, then follow signs two miles south on Teller County Road 1 to the Visitor Center. Visitors traveling from town of Cripple Creek: Follow Teller County Road 1 north for 16 miles.