This world's biggest waterslide is in Auckland (New Zealand), the length measures 1968 feet for a difference in height of 301 feet. The duration of the sledding is more 1 minute with a maximum speed of 31 mph ! This waterslide was blown up for the association Live More Awesome which takes care of depressed people. The event took place on 28 and 29 March 2015 and the price for one slope was between 149$ and 199$ ! 😯