This fully furnished listing includes a secret wine tasting room and a 116-foot water slide that plunges into an underground pool grotto and enough solar power to live off the grid for a month.

Its main features include 31 water slides as well as a 500,000-gallon wave pool that can accommodate up to 1,000 people. An interactive Battle of Lake Erie splash zone brings history to life with ...

but the park also says it has the world's largest indoor wave pool, the world's tallest indoor trapdoor water slide (14 stories), the world's largest indoor tipping bucket, the world's largest ...