Thursday, July 13, 5 p.m., Nevada County Fairgrounds, $20-$180
For three days, the Nevada County Fairgrounds are transformed into a world village with seven stages of live music, sustainability workshops and a global indigenous people’s pop-up town bustling with world food, arts and crafts. Similarly, the music lineup is billed with artists who have a global and humanitarian ethos, including roots-reggae star Nattali Rize (pictured), funk pop band Michael Franti & Spearhead and Seun Kuti, son of the famed Afrobeat pioneer Fela Kuti, performing with his band Egypt 80. The festival starts Thursday evening and runs all day Friday, Saturday and Sunday. 11228 McCourtney Road in Grass Valley, http://worldfest.net.