2455 Old Penitentiary Road

Boise, ID 83712 (Next to the Old Pen)

Current Hours

Through the end of October, the museum is open from 1-3pm on SATURDAY only. COVID precautions are in place, including limited entry.

Free Admission!

Tours and other programs available.

Gift Shop

A rockin’ good shop! The IMMG Gift Shop has a variety of items such as books, jewelry, puzzles, rocks, minerals, fossils, toys, and MORE. The perfect place to shop for a geo-enthusiast or a future geo-scientist.

Gift Shop Hours

  • Open March - October
  • Wednesday - Sunday
  • Noon - 5:00pm
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Maker:S,Date:2017-10-6,Ver:6,Lens:Kan03,Act:Lar02,E-Y
Maker:S,Date:2017-10-6,Ver:6,Lens:Kan03,Act:Lar02,E-Y