"Coronado Trail Road" . "U.S. Highway 191" . . . "US 191" . "U.S. Route 191#1981 extension" . . . . "U.S. Route 191" . . . "Tse'nikani Flat Mesa Rock Scenic Road" . "Coronado Trail Scenic Road" . . . . . "U.S. Route 191#Background" . "2613526.37568" . . . . . "US Route 191" . "191" . . "US" . . "U.S. Route 191#History" . "South" . . "U.S. Route 191#Montana" . . "Highway 191" . "U.S. Route 191#Idaho" . "US-191" . "U.S. Route 191" . "Bus. US 191" . . "U.S. Route 191#Wyoming" . . . "U.S. 191" . . . "North" . . . . . ":U.S. Route 191" . . . . . . "U.S. Route 187" . . . "191" . "US 191" . . "US 666" . .