Sport's greatest records and the limits behind them. One record, one limit, every episode: the story, the data, and what really held it back.
Subscribe on YouTubeEvery record has a wall somewhere. A number everyone believed couldn't be beaten, until someone found the edge.
Each episode follows one record, from the first mark to the day it fell.
Every record progression is graphed, so you can see when the line falls and when it goes flat.
Popular myths are checked against the sources. Sources are listed under every video.
For nine years nobody could run a mile faster than 4:01.4. The usual story says the barrier was psychological. The data says something else: a war, a lifetime ban and an amateur sport. Then Roger Bannister ran 3:59.4, and 46 days later John Landy went faster.
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