Haunted Footage on Instagram: "At Duinrell’s Tikibad water park in Wassenaar, Netherlands, one of the most daring—and unsettling—water rides ever built opened on April 27, 1994. Called “Fly Over,” the attraction was unlike anything else at the time. Riders dove underwater and were pulled through a 10-meter-long enclosed tube with no air pockets, relying only on their held breath for the 15–20 seconds it took to pass through. Using the “Communicating Vessels Principle,” water itself propelled the