text: Heard in Thor: Ragnarok, this Led Zeppelin work was based on Norse mythology.
full_question: Heard in Thor: Ragnarok, this Led Zeppelin work was based on Norse mythology. First played in 1970 and included on the album Led Zeppelin III, this work was also released as a single. Robert Plant's cry is a distinguishing feature, and the quick tempo and guitar riff built the song into an international success. Jimmy Page's base riff easily identifies this classic rock song straight out of the crowd. For 10 points, name this classic Led Zeppelin song about war-making and Valhalla, stating "We come from the land of the ice and snow."
first_sentence: Heard in Thor: Ragnarok, this Led Zeppelin work was based on Norse mythology.