7.3 2017 – Sky Ladder: The Art of Cai Guo-Qiang Sep. 22, 2017 2017 – Sky Ladder: The Art of Cai Guo-Qiang IMDb: 7.3 2017 80 min Sky Ladder: The Art of Cai Guo-Qiang / Sky Ladder: The Art of Cai Guo-Qiang – 2017: Dokumenter