Noun
English Wikipedia has an article on:aquacadeWikipedia
aquacade (plural aquacades)
An entertainment consisting of swimmers and divers performing to music
He co-starred with Esther Williams in Billy Rose's Aquacade during the New York World's Fair 1939–41, pursuing her throughout a span of two years. Source: Internet
He improved it to 48.5 seconds at Billy Rose World's Fair Aquacade in 1940, aged 36, but this result was discounted as he was competing as a professional. Source: Internet