"The Fly Over" - the world's first and last fully underwater water slide at Duinrell Amusement Park in the Netherlands, constructed in 1994 and ceasing operation in 2003. During the duration of the slide, riders were completely submerged in water.

"The Fly Over" - the world's first and last fully underwater water slide at Duinrell Amusement Park in the Netherlands, constructed in 1994 and ceasing operation in 2003. During the duration of the slide, riders were completely submerged in water.