San Francisco has got several large and notable music festivals that draw fans and artists from around the world.

• Noise Pop indie shows all over SF. takes place over a week.
• Outside Lands big multi-day festival in Golden Gate Park, started in... 2007?
• Treasure Island Music Festival big multi-day festival on (you guessed it) Treasure Island
• Hardly Strictly Bluegrass free multi-day festival in Golden Gate Park.