Trailer for Documentary 'Sky Ladder' About the Art of Cai Guo-Qiang

"If you've gone as far as him, how do you challenge yourself?" Netflix has debuted an official trailer for the documentary Sky Ladder: The Art of Cai Guo-Qiang, profiling the life and work of Chinese artist Cai Guo-Qiang. As you will see in this trailer, his art is based around fireworks and explosives, and he was hired to arrange the fireworks at the opening and closing ceremonies of the 2008 Beijing Olympics. His latest project is an attempt to build a "sky ladder" out of fireworks, which thi