Palouse Scenic Byway

The Palouse Scenic Byway is a Washington State Scenic and Recreational Highway in Whitman County, Washington that follows seven different highways in the Palouse region:
History.
The Palouse Scenic Byway was designated on April 17, 2003 on sections of SR 26, SR 27, US 195 and SR 271 in Whitman County. SR 278 was added to the byway in 2011.