• Great Plains Dinosaur Museum

    "We crossed the Missouri… [into] the midst of the fossil fields which we had come so far and at such risks to explore. All about us stretched the interminable labyrinths of the Badlands.”  – Charles Sternberg with Professor Cope in Montana in 1876, “My Life as a Fossil Hunter” 1909
  • Our Exhibits

    From nearly complete dinosaurs to the smallest of pine cones, the fossils in the Great Plains Dinosaur Museum are known for both their beauty and scientific impact as well. Check out the Exhibits page. Read More
  • Dig Programs

    Have you ever wanted to join in a dinosaur dig or explore the badlands to make new paleontological discoveries?  If so, then join one of the Summer Field Programs at the Great Plains Dinosaur Museum! Check out both the Adult and the Junior Paleontology Programs. Read More
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 We Are Now Closed For 2018,

But Please Visit Us When We Open For The Season In May 2019

May: Tuesday - Saturday 10am-5pm; Closed Sunday & Monday.

June, July, August: Open daily. Monday - Saturday 10am-5pm. Sunday 12:30pm-5pm. Open all 3 days of Labor Day weekend September 5th-7th.

September - April: Closed for winter; open by appointment only. Please call 406-654-5300 or email  This email address is being protected from spambots. You need JavaScript enabled to view it. to arrange a tour for 5 or more adults during the off-season.




June 28th - 30th 2019

Click the JUDITH RIVER FORMATION SYMPOSIUM 2019 tab at the top of the page to learn more.

Hosted by the Great Plains Dinosaur Museum.



And don't forget to visit us on Facebook, and follow us on Twitter @DinosaurMuseum!


Junior Programs!


Available Every Summer!

 Do you have a child who is fascinated with dinosaurs or other prehistoric life?  Then he or she would enjoy the two different Junior Paleontologist Programs the museum offers.

More Information