One of the best things about Austin City Limits Music Festival is getting swept up in the energy of the crowd, sometimes so much so that you literally get swept away and can't find your group. What follows is the inevitable barrage of texts and dropped calls trying to reconnect until finally you see it — your group flag. (Or at least the flag your group is near.)
Observing these funny, weird, and sometimes just ridiculous markers is one of the best past times at the festival. Here are our picks for the best flags of ACL Fest 2018.