Directions:
Go into West Yellowstone from I-20
At the stop light: turn left onto US-191 (North) (AKA Canyon St)
At mile marker 4.8 - turn left onto Rainbow Pt Rd (AKA NF-610)
Road name changes to McClellan and from blacktop to gravel around 5 miles
Road name changes to Buffalo Dr and you need to stay to the left of the Y.