No diagonal lifts on inverted boomerang | Frontier Forums
Giant Inverted Boomerang - Wikidata
Coaster 365🎢 on Twitter: "What up what up, it's Sep 26! It's a Giant Inverted boomerang that's not green! 😱 Quantum Leap, a 192ft., 66MPH Vekoma, is at Sochi Park in Russia