• Camarasus skull in the cliff face, rafters on the Green River, McKee Springs petroglyphs


    National Monument CO,UT

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  • Portion of Echo Park Closed Due to Mountain Lion Activity

    The closed area includes the group campsite (other campsites remain open), river access area, the adjacent restroom, water spigot and the path following the Green River upstream to its confluence with the Yampa River. A fresh animal kill is in the area.

NPS Fossil Sites

Four images of fossils: petrified wood, trilobite, Grallator track, and butterfly fossil

Top to bottom: petrified wood from Petrified Forest National Park; trilobite from Grand Canyon National Park; Grallator track from Zion National Park; and butterfly fossil from Florissant Fossil Beds National Monument.

All NPS images

Did you know that more than 230 National Park Service sites preserve fossil resources? Dinosaur National Monument is one of more than 30 NPS sites where visitors can see and learn about fossils from the Mesozoic Era. Other NPS sites feature fossils from the Precambrian, Paleozoic, and Cenozoic eras.

Some NPS sites--including Petrified Forest National Park, Florissant Fossil Beds National Monument, John Day Fossil Beds National Monument, and Fossil Butte National Monument--are known for their fossil resources.

But did you know you can learn about fossils at the National Capital Parks in Virginia, Maryland, and Washington D.C.? At Santa Monica Mountains National Recreation Area in California? Or at Niobrara National Wild and Scenic River in South Dakota and Nebraska?

Want to learn more about fossils resources at NPS sites across the country? Find a list with links to the more than 230 NPS sites with fossil resources or see NPS sites with fossil resources grouped by geologic time period.

Did You Know?

Picture of mormon cricket perched on a blade of grass.

Mormon crickets are wingless grasshoppers that swarm across roads through the summer in the western United States. These flightless insects can form such large swarms that the road appears to move and change colors where they cross.