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Walk a real dinosaur trail. Montana's largest state park features badland formations and the fossil remains of Tyrannosaurus Rex, Triceratops and more. You'll find a visitor center at the park entrance with interpretive exhibits great for kids.

The landscape offers an array of different features of hogback ridges, fluted hillsides, pinnacles, gullied slopes and caprocks which decorate thelandscape with brilliant geologic colors that change with varying patterns of light. This area has been a hotbed for the sciences of Paleontology, Anthropology, and Geology.

Open daily 7 am to 10 pm 
Water available year round

Open year round

Visitor Center

Winter Hours
3rd Monday of Sept – 3rd Thursday of May:
Open Wed - Sun, 10 am - 5 pm.

Summer Hours 
3rd Friday of May – 3rd Sunday of Sept:
Open daily, 10 am - 5 pm.

Visitor Center Closed
Closed all federal and state holidays except Memorial Day, Fourth of July, and Labor Day.


  • Camping

  • Hiking

  • Biking

  • Picnicking

  • Archery range

  • Photography

  • Disc Golf Course

Annual Events

  • Buzzard Day - 2nd Saturday in June

  • Summer Youth Program, Thursday mornings.

  • Summer Campfire Programs, Thursday evenings.

  • Shakespeare in the Park (July)

  • Musical Concert Series

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