A downhill sliding course of sliding track for sliding objects and persons down a slope or a hill includes covering or cladding elements for covering the surface of the slope and a water source to moisten the elements with water. The sliding elements include pools located one below the other, wherein...http://www.google.co.uk/patents/US6634953?utm_source=gb-gplus-sharePatent US6634953 - Sliding slope and means for sliding down objects or persons
