July 17-20: California World Music FestivalPerformances from Beolach, Inner Visions, Tommy Emmanuel, and more than two dozen other artists ($5-100). Fairgrounds, Grass Valley. (530) 891-4098. www.worldmusicfestival.com.
July 20: Jazz on the Half Shell Brazilian music by Liza Siva and Voz do Brazil, Hog Island oysters, and other gourmet foods ($15-18). Dance Palace Community Center, Point Reyes Station. (415) 663-1075. www.svn.net/dance.
Aug 1: Brown Bag OperaFree lunchtime opera in Yuerba Buena Gardens, San Francisco. (415) 565-3245.
August 1-17: Music in the VineyardsChamber music soloists and ensembles perform in winery settings Napa Valley. 707-258-5559. www.napavalleymusic.org.
August 16: JVC Jazz FestivalChronicle Pavilion at Concord. (925) 363-5701.
August 22-25: Nadine's Wild Weekend135 bands, 20 shows, 15 clubs, 4 days. Various San Francisco venues. (650) 340-8159. www.nadineswildweekend.com.
July 11-13: Healdsburg Museum Annual Barn Sale Grand-scale garage sale with furniture, clothes, jewelry, housewares, books, linens, tools, and more (free). Healdsburg Classic Antiques. (707) 431-3325.
August 8-10: American Craft Council Craft Show Large, juried craft show, featuring traditional wares as well as unusual items. Herbst and Festival Pavilions, Fort Mason, San Francisco. (415) 836-3470. www.craftcouncil.org.
August 8-9: V Foundation Wine Celebration Winemaker dinners, an after-hours party, golf tournament, and a gala at Niebaum-Coppola Winery to raise funds for cancer research. ($650-1,000). Napa Valley. www.winecelebration.com.
August 15-17: Russian River Valley Winegrowers Grape to Glass BarbecueAt Richard"s Grove & Saralee"s Vineyard. Vineyard tours and wine panel, various locations. (707) 521-2534. www.rrvw.org.