Last week Bob Santelli introduced Led Zeppelin’s self-titled debut album, which was released in early 1969. For part two this week, he sheds light on how the band created one of the earliest – and best – heavy metal albums in rock history.

Album Club is a weekly special led by Bob Santelli, GRAMMY Museum’s Founding Executive Director. GRAMMY Museum members get early access to these videos, which will be released in two parts. After watching each video update from Bob, add your thoughts and opinions in the YouTube comments section!