The Initial Lineup Includes Railroad Earth, Leftover Salmon, The Lil Smokies and Tons of Acoustic Music The 17th Annual Northwest String Summit has just announced their lineup for 2018. This acoustic planet of live music will be headlined by the Yonder Mountain String Band and Greensky Bluegrass. Both bands are scheduled to perform three sets in North Plains, Oregon. In addition, Railroad Earth, Leftover Salmon, Fruition, The Lil Smokies, and Mandolin Orange will each being playing two sets of live music. The festival will also host Steep Canyon Rangers, Dustbowl Revival, Front Country, Jon Stickley Trio, Danny Barnes, Darol Anger