Captured on June 7, 2015, at The Observatory in Santa Ana, this photo documents Matt Skiba during Alkaline Trio’s Past Live tour. The multi-night retrospective featured full performances of their Crimson and Good Mourning LPs.

The shot captures Skiba leaning over his guitar under low, atmospheric stage lights, documenting a key era for the Chicago punk co-founder and former Blink-182 frontman.