Couples slide down a water chute together and into a pool or river. It is at Coney Island in United States of America.
Camera trickery is used to show this in reverse. Divers are also seen jumping out of the water and back onto boards.
A special water chute which people come down on mats is shown - L/S. C/U of boys walking up steep steps to the top of the chute. C/U from top of the chute of boys sliding down into the water. This seen again in reverse.