The indoor water parks at the African-themed Kalahari Resorts in Wisconsin Dells and Sandusky, Ohio are among the industry's largest and offer a wild array of water park attractions. When it opens in December 2009, the 125,000-square-foot water park at the Kalahari coming to Fredericksburg, Virginia will rival its sister properties in size and scope. The resort, which will be part of Fredericksburg's Celebrate Virginia tourism district, will also offer an arcade with redemption games, on-site restaurants, a fitness center, 100,000 sq. ft. of conference space, and a spa to pamper and help get the wrinkles out of waterlogged guests. The kid-friendly accommodations will include 700 guest rooms and suites. Read more about the Kalahari Virginia.

• A Lotta Water: Who Has the Biggest Indoor Water Park?
• Find More Indoor Water Parks