wearing a harness, and he says he's got a good reason for that. >> translator: safety ropes and equipment are, first of all, a pain in the neck. you become excessively dependent and attached to them which means you have to get everything right even more. >> as if there's any room for error when performing stunts 700 feet above the ground. >> translator: i did all of the moves a certain way. i did what i knew i could do physically. if i could do it 50 times on the ground, i could do it 50 times up there. >> there's a stereotype about russian fatalism which i think can be overplayed but seems to be real when it comes to issues of health and safety. traditional adject, whatever happens, happens, it's not in my hands. >> after five minutes, the three friends climb down the radio tower and post the video, showcasing their nerves of steel. >> translator: we showed other people what the body's able to do physically. we wanted to motivate them.