From high-speed slides to lazy rivers, these top U.S. water parks deliver splashy fun for all ages.

From giant indoor and outdoor water parks to themed attractions, see why this is one of America’s top family vacation spots.

Slide at Mount Olympus Water Park in Wisconsin Dells - Aaron Lemay/Getty Images When it comes to outdoor fun, theme parks hold a special place in the American experience. During the summer, however, ...