Huge crowd at the Sutro stage to see multi-instrumentalist Merrill Garbus (AKA Tuneyards) at Outside Lands. Photographed by Leigh Belz.

Kicking off their fall tour, Sweden’s Little Dragon played a late-afternoon set at Outside Lands on Sunday. Photographed by Leigh Belz.

LA’s GROUPLOVE played a triumphant set at Outside Lands. Crowd sang along to every song. Photographed by Leigh Belz.

At OutsideLands with Macklemore, who is dominating the main stage. Photographed by Leigh Belz

On the Twin Peaks stage, The Vaccines finished a rollicking set. Crowd was going nuts. Photographed by Leigh Belz

Alex Turner of Arctic Monkeys wore a greaser look on the Main Stage at Outside Lands—but he had a Hank Williams tee underneath his leather jacket. Photographed by Leigh Belz.

The Black Keys had some solid props on stage at Outside Lands—an inflated Black Keys tire, a totem pole and, randomly, a dream catcher. Photographed by Leigh Belz

Ritzy Bryan and The Joy Formidable shred at Outside Lands in San Francisco. Photographed by Leigh Belz.

New York’s Phantogram tearing up their set at Outside Lands. Photographed by Leigh Belz.

Mark Foster of Foster the People at Outside Lands two songs into the band’s set. Photographed by Leigh Belz.