Located in Grass Valley, California, the Nevada County Fairgrounds has been declared as “California’s Most Beautiful Fairgrounds,” and is covered with hundreds of towering pine trees on almost 90 acres and lots of areas to walk. . It makes the perfect location to host our annual KVMR Celtic Festival. Amenities include easy access to fresh potable water, permanent restrooms and portable toilets, hand washing stations, shower facilities, garbage and recycling services and more.