Little Bighorn River Canyon trail was originally established for the purposes of delivering mail to Bald Mountain City, a gold mining town, in the late 1800s. The trail is now primarily used by cattle ranchers, marathon runners, and fisherman. After flowing out of Wyoming and into Montana at the mouth of Little Bighorn Canyon, the entire remaining course of the Little Bighorn River and all its tributaries are within the boundaries of the Crow Indian Reservation, and access to the river is subject to the unique and confusing mixture of Montana state and Crow tribal law. Fishing within the boundaries of the Crow
Battle of the Little Bighorn northwest, his movements masked by the thick bramble of trees that ran along the southern banks of the Little Bighorn River. The same trees on his front right shielded his movements across the wide field over which his men rapidly rode, first with two approximately forty-man companies abreast and eventually with all three charging abreast. The trees also obscured Reno's view of the Native American village until his force had passed that bend on his right front and was suddenly within arrow-shot of the village. The tepees in that area were occupied by the Hunkpapa Sioux. Neither Custer nor Reno