Located next to the Old Penitentiary in Idaho’s Historical District, the Idaho Museum of Mining & Geology (IMMG)
offers exhibits and educational programs about Idaho’s fascinating geologic history and rich mining heritage.
NEW HOLIDAY HOURS! IMMG IS OPEN SATURDAY AND SUNDAY FROM 1-4 PM UNTIL NOVEMBER 25TH.
STARTING MARCH 2019, Visit us WEDNESDAY through SUNDAY 12-5 pm at 2455 Old Penitentiary Road Boise, ID 83712.