Indiana man builds 60,000-gallon backyard water park

Cory Johnson of Cromwell decided to elevate his backyard experience, opting for a private water park after a frustratingly long pool installation wait. His dream evolved from a basic pool design, famously sketched on a napkin, into a spectacular 60,000-gallon water park featuring special attractions. With rentals at $140 per hour and a steady stream of bookings, he's also eyeing future upgrades like a steam cave and relaxing hot spring.

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