A fan reacts at a Coldplay concert at the Rock in Rio music festival in 2011. Brazilian photographer Gabriel Quintao has spent the last few years taking photos of people who try to get as close as possible to the stage.
Gabriel Quintão
Fans smash together during a Slayer concert in 2013.
Gabriel Quintão
"People reaching their physical limit just to be as close as possible to their idol is much more interesting than the planned and controlled situation happening on the stage," Quintao said.
Gabriel Quintão
Metallica fans attend a Rock in Rio concert in 2011.
Gabriel Quintão
Liquid is poured on a concertgoer at a Pitty performance in 2013.
Gabriel Quintão
People reach for a bottle at an Avenged Sevenfold performance in 2013.
Gabriel Quintão
The Rock in Rio festival draws hundreds of thousands of fans from all over the world to see and hear their favorite acts.
Gabriel Quintão
Quintao likened the images to a battle scene, with the agony and frustration someone might feel in conflict.