Detailed text transcripts for TV channel - KGO - 20130327:08:49:00
Learning how to do it safely. the errors have not been drastic. >> reporter: the key to the stunts that push them to the max. fearlessness. >> i don't think we would be doing it if we didn't feel safe. if we thought we would die every time we do it. it would be a terrifying experience. >> they have what they call a leash on some of these which you want to wear. basically, you know, if you fall, you are attached. wear it around your waist. call it soloing without the leash. if you fall without the leash you are dead. >> yikes. something i am almost going to do. i was there when nick walenda wen...