10 Mysterious Places on Earth Where Water Vanishes
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5. Devil's Kettle Falls: The Mysterious Waterfall of Minnesota
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At Judge C. R. Magney State Park, the Brule River splits: one branch plunges normally while the other drops into a pothole called Devil’s Kettle and seems to vanish. Flow measurements show the water rejoins the river downstream, yet dye tests and floating objects have never resurfaced, frustrating researchers. The best explanation points to a hidden channel carved through layered basalt and rhyolite before re-emerging below, but the exact route remains one of Minnesota’s most beguiling geological puzzles.
