Here's a video I found on Youtube about a guy whose job is to climb this tower for whatever reason! It is to me scary as hell It is in 4:40 when you can see his watch. To me it looks like an MTG-9xx. This is the scariest job I've ever seen. He has to climb his way up to the top after 1600 feet.
Enough of words. Here's the video:
Tower Climbing---Not Me Buddy - YouTube