High Sierra Music Festival, Quincy, CA, July 4-7

It's like summer camp for adults. Celebrate this roots-focused show with more than 50 performers over 4 days. Not only can you hear awesome performances by Robert Plant, Primus, Thievery Corporation, and more with 10,000 others, but the venue also offers opportunities to swim, fish, and hike in the quaint mountain town of Quincy, so don't forget your bathing suit. highsierramusic.com