Robert Plant and the Sensational Space Shifters kicked off their 2018 North American tour Friday night in Raleigh, N.C. and they dug deep into the Led Zeppelin catalogue for "Babe, I'm Gonna Leave You" and "Misty Mountain Hop" off Zeppelin I, as well as "Whole Lotta Love" off Zeppelin II, plus "That's the Way," and "Gallow's Pole" off Zeppelin III.