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Croc-n-Roll: Fall Fossil Fest 2025

Croc 'n Roll, a stylized drawing of Idaho's fossil crocodile about to eat Oryctodromeus

October 17 & 18, 2025

Back for Year 5 — Bigger, Bolder, and Toothier than Ever!

Get ready to dig into an unforgettable day of fossil fun at our fifth annual hands-on fossil celebration! This year, we’re going prehistoric with Croc-N-Roll—honoring Idaho’s very own ancient crocodile! Be among the first to witness the world premiere of its massive skull and learn all about this incredible predator that once ruled the region. Fall Fossil Fest 2025 is made possible in part by Robert and Pam Kennedy.

Save Your Seat

Visitor Information

Hours^

Monday: 10 a.m. - 5 p.m.

Tuesday: 10 a.m. - 5 p.m.

Wednesday: 10 a.m. - 5 p.m.

Thursday: 10 a.m. - 7 p.m..

Friday: 10 a.m. - 5 p.m.

Saturday: 10 a.m. - 5 p.m.

Sunday: 12 p.m. - 5 p.m.

^last ticket sale 45 minutes before closing

Admission 

Schedule a Field Trip

Adult (18+): $9.00

Senior (60+): $6.00

Youth (4-17): $4.00

3 & under: Free*

Member: Free*

ISU Faculty/Staff/Students: Free*

Active Military & Veterans: Free* BLUE STAR MUSEUM

*with appropriate ID

Parking 

Complementary parking is available in the Idaho State University's G01 on the opposite side of EV charging station. To access Museum parking from 5th Ave turn left onto Dillon St, take a left at EV station, and an immediate left into the six designated Museum parking spots. 

Looking for RV Parking?

Support the Museum

At the IMNH, our philosophy is all about discovery! Discovery through world-class, science-based programming that highlights the incredible life, earth, and anthropology collections we steward for the State of Idaho, its citizens, and our visitors. 

The benefits of membership:

  • Free unlimited museum admission
  • 10% museum gift shop
  • Exclusive event and exhibit invitations
  • Subscription to the monthly e-newsletter
  • ASTC Travel Passport Program

Get involved in the following ways:

BECOME A MEMBER

DONATE

 

Father and two sons exploring a small fossil excavation box