• Two

    John Day Fossil Beds

    National Monument Oregon

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  • Hwy. 26 open between Prineville and Mitchell, OR - Updated Wednesday, July 23, 2014

    US26 mile posts 34.8 To 53 is now open to two way traffic with a 35 MPH speed limit. Motorists are required to use headlights in the affected area. Air quality in the area is poor. Follow link for more detailed information. More »

Insects, Spiders, Centipedes, Millipedes

Image of a Melissa's blue butterfly.

These tiny Melissa's blue butterflies can be seen in the spring and early summer.

Butterfly Inventory (pdf)

Inventories of other insects found at the monument have yet to be completed

Did You Know?

Image of  fossilized amynodont skulls.

The best place to see the monument's fossils is inside the Thomas Condon Paleontology Center at the Sheep Rock Unit.