Mastodon + Clutch + Red Rocks and tickets with depth

Back on May 3rd, I attended my first metal concert in many many moons. The show featured Mastodon + Clutch. (Two sounds that are VERY different. Prog Rock ≠ Funk Metal.) I don’t listen to metal any longer but definitely appreciate the culture. Metal fans are a tightly knit community and I saw many who appeared to be old friends. ...