11 Days of Awesome at the Tulsa State Fair continues this week, bringing back The Nerveless Nocks Jetpack Flying Water Circus. The 20-minute show features a jetpack attached to a jet ski by a hose.

The sensation, according to its creator, is like “flying underwater” at 180mph. Strapped to a swimmer’s back, the CudaJet represents the world’s first commercially available underwater jetpack, and it ...