Boulder River Road: Big Timber to Box Canyon and Back to Big Timber is a 50 mile trail located near Big Timber, MT. The trail is primarily used for scenic driving.
This trail is a level class 2 difficulty. There are many lakes along the trail. Some fishable for trout. Others are not stocked with fish. Box Canyon Trail follows the river a lot of the way in. It is in a mandatory food storage area due to the number of black & grizzly bears.