Various, No Artist, No Artist, No Artist, No Artist, Kiss, Aerosmith, Def Leppard, Iron Maiden, Metallica, No Artist, No Artist, No Artist, No Artist, Motörhead, Deep Purple, Judas Priest, Black Sabbath, No Artist, No Artist, No Artist, No Artist, AC/DC, No Artist, No Artist

Seattle Grunge

Heavy riffs played by people raised on punk, recorded cheap in the Pacific Northwest and then sold worldwide.

Detroit Proto-Punk

Pull this thread and you get Michigan guitar noise from 1969 ballrooms to 1999 basements, unbroken.