WISCONSIN DELLS, Wis.–(BUSINESS WIRE)–Kalahari Resorts & Conventions today announced that its $85 million, 75,000-square-foot waterpark expansion – the Aquadome™ – will open to the public on October 10, 2026 at its Wisconsin Dells flagship resort. The new additions introduce a first-of-its-kind retractable roof for the Dells and the world’s first enclosed Boomerango — setting a new benchmark for the indoor waterpark category Kalahari’s founder helped create over 25 years ago.Wisconsin Dell