The countdown for the annual pilgrimage to Austin's Zilker Park can now begin. The Austin City Limits Music Festival lineup drops at 9 a.m. on Tuesday, May 6. The annual outdoor music festival started in 2002 and has now grown into a massive undertaking with nine stages and two full weekends of music.

Everything's bigger in Texas, including this year's Austin City Limits Music Festival lineup. Here's who is headlining.

Festival season remains in full swing as the weather heats up and concertgoers eagerly flock to outdoor venues for the chance to see a host of headliners for the price of one. With many of the California desert classics (read: Stagecoach,