10 Largest Indoor Water Parks in the United States in 2023 

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Kalahari Resorts in Sandusky, Ohio (220,000 square feet)

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Kalahari Resorts in Wisconsin Dells, Wisconsin (188,000 square feet)

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Great Wolf Lodge in Concord, North Carolina (175,000 square feet)

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Great Wolf Lodge in Grapevine, Texas (175,000 square feet)

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Great Wolf Lodge in Mason, Ohio (165,000 square feet)

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Great Wolf Lodge in Williamsburg, Virginia (160,000 square feet)

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Kalahari Resorts in Round Rock, Texas (150,000 Square Feet)

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Great Wolf Lodge in Garden Grove, California (135,000 square feet)

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Fallsview Indoor Waterpark in Niagara Falls, Ontario, Canada (90,000 square feet) 

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Coco Key Water Resort in Omaha, Nebraska (80,000 square feet)

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Best U.S. National Park Beaches

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