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Also known as globe riding, globe-riding, hill-rolling, hill rolling

Zorbing (also known as globe-riding, sphereing or orbing) is the recreation or sport of rolling downhill inside a zorb, an orb or ball with a smaller ball inside and an air layer in between the two, typically made of transparent plastic. Zorbing is generally performed on a gentle slope but can also be done on a level surface, permitting more rider control. In the absence of hills, some operators have constructed inflatable, wooden, or metal ramps. Due to the buoyant nature of the orbs, zorbing can also take place on water, provided the orb is inflated properly and sealed once the rider is insi