Grass Valley, CAThere are no current or upcoming events in Grass Valley, CA. Here's a list of 1 past events:MusicGrass Valley, CACarlos Núñez U.S. Tour in Grass Valley, CAGalicia’s foremost bagpiper Carlos Núñez and his band will perform at the 19th Annual KVMR Celtic Festival & Market place.Oct 3 – Oct 4, 2015