By the end of Coachella, over 100 bands had fanned out across five stages, more than 150,000 people had sweltered through the desert heat and at least as many bottles of water had been guzzled.

Sean Penn spoke at the Coachella Valley Music and Arts Festival on Sunday, urging the young crowd to involve themselves politically.

Sean Penn spoke at the Coachella Valley Music and Arts Festival on Sunday, urging the young crowd to involve themselves politically.