Apologies if this particular one has been posted before, I know there are many other TT threads. I just came across an Al Jazeera documentary on it which I'm enjoying, so I thought I'd share it. Its kinda TT from a road-rider pleb perspective, which I am, its well narrated and imo a good watch.
https://www.youtube.com/watch?v=PjDJAgIDU3g&spfreload=1
https://www.youtube.com/watch?v=PjDJAgIDU3g&spfreload=1