An amusement apparatus for water sports activities wherein a flowing body of water is provided. The water moves across an inclined, declined or horizontal riding surface upon which the velocity, volume and gravitational dynamics of the flowing body of water is such that a rider may perform water skimming/simulated...http://www.google.co.uk/patents/US5236280?utm_source=gb-gplus-sharePatent US5236280 - Method and apparatus for improving sheet flow water rides