November 2020
Activities & Hillside Hike (Test only)
Join us for an hour of activities and a hillside hike. Advance reservations are required.
Find out more » Boise, ID 83712 (Next to the Old Pen)
IMMG has now closed for the Season. Check back in Spring for the latest plan to open for 2021.
Tours and other programs available.
Join us for an hour of activities and a hillside hike. Advance reservations are required.
Find out more »Boise, ID 83712 (next to the Old Penitentiary)
Currently closed for the winter. Re-opening has not been scheduled. Stay tuned!
Tours, field trips and other programs also available.