Kalahari Resorts & Conventions has four indoor water park resort locations: the Pocono Mountains in Pennsylvania; Round Rock, ...

Find over 50 water features, like a wave pool, tube slides, waterslides, sprayground area for kids and more at Kings Island's Soak City. Open: May 27 through Sept. 4.

From Great Wolf Lodge in Illinois to Ingleside in Pewaukee, a few area hotels have indoor pools, slides, lazy rivers and more for year-round fun.

You’ll never need to worry about the weather at one of these indoor water parks—and you’ll have more fun than you ever thought possible!