The Pintler Loop is a 23.5 mile loop trail located near Philipsburg, Montana. The trail is only recommended for very experienced outdoorsmen and primarily used for hiking. 23.5 miles Loop Dog Friendly birding camping fishing dogs Hide Map AllTrails Terrain Road Satellite Expand Map Sign up now to see this map! ReviewsPhotosTracksIan Anderson2 months ago25 Completed24 ReviewsVery fun loop with well maintained and marked trails. I would recommend side trip to Rainbow Lake for first night; Rainbow Pass's views are worth it. Three night itinerary is ideal but i have rushed through in two. Bring fishing rod.