More on Bitterroot Range from Fact Monster: Clearwater, river, United States - Clearwater Clearwater, river, c.190 mi (305 km) long, rising in several branches in the Bitterroot ...
The Bitterroot Range (a subrange of the Rocky Mountains) runs along the border of Montana and Idaho in the northwestern United States. The range spans an area of 62,736 square kilometers (24,223 sq mi) and is named after the bitterroot (Lewisia ...