The fastest men on Earth. From Reggie Walker at London 1908, to Usain Bolt in 2012, relive the Olympic Record evolution in the Men's 100m. Who's your favourite? | Olympics

190K views · 2.8K reactions | Kyle Chalmers secured silver in the men's 100m freestyle final held earlier today! 賂 We look back on his Rio 2016 performance!  | Olympics | Facebook

1.6M views · 13K reactions | Some amazing footage of the 1948 London Olympics | IDLProcycling | Facebook

33K views · 388 reactions | #OTD 1948: The Olympic Games were held in London and the BBC televised them for the first time. This fascinating short film shows how the BBC provided facilities for the broadcasters of the 61 competing nations so they could be seen and heard around the world. | BBC Archive | Facebook

The flame dwindles and the flag is lowered at the closing ceremony of the 1948 Olympic games in London. "The spirit of the Olympic games sets forth once more. May it prosper throughout the world." #OlympicsOnFilm | BFI