2455 Old Penitentiary Road

Boise, ID 83712 (Next to the Old Pen)

Current Hours

Hours: 12-5 Friday & Saturday; Sundays 12:30-3:30.

Free Admission!

Tours and other programs available.

Willow Creek jasper

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Willow Creek Jasper Mine Field Trip

This Museum field will take you to a privately owned Jasper Mine in your own backyard. If you love adventure, a rough road, and discovering jasper in thunder eggs, this trip is for you. The trip is limited to 25. Members of the IMMG receive free admission. Non-member fee is $20 plus the Eventbrite fee. […]

$20