11th October 1955: Miss Florence Chadwick (1917 – 1995), a swimmer from San Diego in California, is being given a rub-down before entering the water at St Margaret’s Bay near Dover, Kent for her attempt at a non-stop double crossing of the English channel. She first swam both ways from France to England in 1950 and from England to France in 1951 and 1955. (Photo by Keystone/Getty Images)