This is definitely a destination wedding in the sense that there is so much to do in this area, you'd be crazy not to check some stuff out! We've put a few recommendations here for you.
Glacier National Park
MT
Montana Vortex and House of Mystery
7800 U.S. 2, Columbia Falls, MT 59912, (406) 892-1210
We always went here as kids. Kind of a cheesy tourist thing but actually super fun!
Big Sky Waterpark
7211 Highway 2 East, Columbia Falls, MT 59912, (406) 892-5025
Glacier Raft Company
106 Going-to-the-Sun Road, West Glacier, MT 59936, (406) 888-5454
Swan Mountain Outfitters LLC
26356 Soup Creek Road, Swan Lake, MT 59911, (406) 387-4405