Amazingly, despite animal welfare concerns, stunt continued until 1978
Unbelievable: The horses plummeted off 40 or 60 foot high platforms into 12 feet of water
Death-defying: The stunt had gained popularity in the state circuses which traveled America
Star attraction: But it was when it arrived in Atlantic City in the late 1920s that the stunt really took off
The amazing act was just one of the shows on offer at Atlantic City's Steel Pier, which opened in 1898 and was once America's most famous amusement attraction.
Diving horse arrived on the pier in the 1920s, having become a fixture of travelling circuses previously.
It would go on to become the star attraction at Steel Pier, with crowds gathering to marvel at the dangerous feat as the horse flew off the end of 40 and 60 foot platforms.
Incredible footage shows horses diving into 12 feet of water
Glamorous: The rider would don a swimming costume before jumping the horse off the platform
Safe: Those who dove horses maintain it was safe - with only a few broken bones a year
Well-kept: Horse diver Annette French said the animals 'lived the life of Riley' and it was not cruel
Fame: The best-known horse diver was Sonora Webster Carver, who had a Disney film made about her life
History: Amazingly, you could still see horse diving as recently as 1978
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