A boat ride with precise speed and orientation control. The ride includes a track assembly positioned in a water basin and includes front and rear bogies engaging the track assembly. The boat ride includes a passenger boat and front and rear tethering assemblies coupling the front and rear bogies, respectively,...http://www.google.com/patents/US8091483?utm_source=gb-gplus-sharePatent US8091483 - Amusement park ride with underwater-controlled boats
