As of 2026, the "high-fidelity" title for the tallest water slide in America is held by Daredevil's Peak at Royal Caribbean's "Perfect Day at CocoCay" (though technically a private island, it is widely considered the U.S. record-holder for North American-based parks), standing at 135 feet (41 meters) tall. On the US mainland, the tallest "traditional" water slide is The Royal Flush at the BSR Cable Park in Texas, though it is often contested by Summit Plummet at Disney's Blizzard Beach, which stands at 120 feet and features a near-vertical drop that propels riders at speeds up to 60 mph. For non-water slides, the "Tallest Slide" in a more general sense can be found in the City Museum in St. Louis, which features a 10-story spiral slide built into an old shoe factory. These record-breaking structures are designed to provide a maximum rush of adrenaline through gravity-defying height, using high-tech fiberglass and water jets to ensure a safe yet terrifyingly fast descent for thrill-seekers looking to conquer the highest peaks in the industry.