july, 2018 Frontier Gateway Museum Annual Open House Frontier Gateway Muesum Belle Prairie Frontage Rd MT 59330, 201 State St, Glendive, MT 59330 01jul1:00 PM4:00 PMFrontier Gateway Museum Annual Open House Time(Sunday) 1:00 PM - 4:00 PM LocationFrontier Gateway Muesum Belle Prairie Frontage Rd MT 59330, 201 State St, Glendive, MT 59330 Organizer Frontier Gateway MuesumFayette Miller (406) 377-8168 CalendarGoogleCal