That's all very well but at least the guys are climbing a safe structure.
This film shows an old school geezer called Fred Dibnah. He was famous in the 1970's for working on old Victorian factory chimneys and he climbed up things which were not safe for climbing.
This laddering video is mind blowing. It's not just the height, it's the fact that he actually managed to do this on his own at his age and still managed a couple of pints at lunch time and smoked a 20 cigarettes during his work.