A row of cameras is set up alongside a track. Attached to the shutter of each camera is a string that stretches across the track. The pounding hooves of a horse and rider racing down the track snap the strings and trip the shutters. Each camera takes a different picture of the horse’s stride.
In 1878, photographer Eadweard Muybridge used this method to capture the exact movements of a galloping horse on film. He was interested in the science behind a horse’s gait. The sequence of photos proved that all four of a