• View from the Canyon Rim Trail. Photo by Jeff Kochevar


    National Monument Colorado

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  • Visitor Center is OPEN 8 a.m. to 6 p.m. Daily

    Alcove Nature Trail CLOSED for reconstruction until further notice.

Exploring the Evidence

Constructive and Deconstructive Forces
Flash Floods!

Watch the following videos of floods in the Monument. Notice the amount of sediment the water is carrying. After the water recedes, what evidence would you expect to see?

On your field trip, during your hike in No Thoroughfare canyon, look for evidence of flash flooding in the past.







Did You Know?

John Otto on a trail with his horse and burro

John Otto's efforts almost a century ago continue to help visitors experience Colorado National Monument. Of the 40 miles of trails available to hikers in the monument, many of them were first built by original park custodian John Otto. More...