60 from 34 nations competed in  Caesars Palace Grand Prix . The official site of  Caesars Palace Grand Prix is www.hardrock100.com . The venue for  Caesars Palace Grand Prix was Aquatics Centre . 6–21 August 2016 was when it was held . The no. of events in sport was 18 . 1884; 135 years ago (1884) is when  Caesars Palace Grand Prix was established 
Aquatics Centre was the official place where  Caesars Palace Grand Prix happened