Diana, Princess of Wales running whilst on a skiing holiday [Getty Images]

AUSTRIA - MARCH 26: Diana, Princess of Wales running whilst on a skiing holiday in Lech, Austria (Photo by Tim Graham Photo Library via Getty Images) — see more

AUSTRIA - MARCH 26: Diana, Princess of Wales running whilst on a skiing holiday in Lech, Austria (Photo by Tim Graham Photo Library via Getty Images)

Tim Graham Photo Library Tim Graham