There are lots of mystical and moving metaphors to be found in Led Zeppelin songs, but when Robert Plant sang about coming from the land of ice and snow in "Immigrant Song," he meant it literally.

Led Zeppelin was around for quite a while, and their live performances were notably incredible. Certified head-bangers like “Whole Lotta Love” and the almost operatic “Carouselambra” were go-to’s for ...