Detailed text transcripts for TV channel - MSNBC - 20151219:22:38:00
People. >> but flying off a 150-foot cliff is not for the faint of heart. austin's brother is one of the rope swing engineers. his job is to make sure everyone survives to tell the tale. >> to actually jump you need two ropes. you always want a back-up rope when your life is on the line. you only mess up once. >> to build the rope swing, the crew is riffing off existing hardware left by past climbers. >> and there were five placed on the arch in the '80s. we attached the two ropes we jumped on to webbing to attach to the five anchor points. >> they're taking every precaution but it's still a r...