Visitors to the South Unit may experience up to 30 minute delays and rough road conditions due to road construction along East River Road. Check at South Unit Visitor Center for current road conditions. Updated 07/09/2014 5:16 pm MT
Feeding animals of any kind is prohibited.
Rattlesnakes are present in the park. They do not always give a warning before striking. Be alert while walking, and do not put your hands or feet in a place you cannot see. Rattlesnakes and black widow spiders often live in prairie dog burrows.
Watch for poison ivy in wet areas and for ticks in late spring and early summer.
Get drinking water only from approved sources. Backcountry hikers should plan to carry all the water they will need for their entire itinerary; water sources are limited in the backcountry. Water taken from all natural sources must be treated or boiled before use.
Backcountry campers are required to register at the South Unit Visitor Center or North Unit Visitor Center. There is no fee for backcountry camping permits.
Did You Know?
Cannonball concretions can be found along the North Unit Scenic Drive. They were formed by the selective precipitation of mineral-rich groundwater and are nearly spherical because the sandstone in which sand grains were cemented together was of uniform permeability. More...