NOTES: Wilderness boundary - need to look further into logisitics

Diamond Lake Resort: A popular staging area with groomed snowmobile trails that provide access toward Mount Thielsen.

1. North Crater Trail (#1410): This trail is commonly used for snowmobiling and gets you close to the base of the mountain.

2. Highway 138 (Winter Closure): The highway is typically snow-covered, making it a common snowmobiling route.