• Massive petrified redwood stumps

    Florissant Fossil Beds

    National Monument Colorado

Experience the Prehistory of 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.

Did You Know?

FLFO_damselfly

Both adults and aquatic nymphs (juveniles) of damselflies and dragonflies have been found at Florissant fossil beds. You can tell the insect pictured is a damselfly because the wings are held above the body instead of held out horizontally like the wings of an airplane, as in dragonflies. This image is protected by copyright. All rights reserved. To learn More...