Sailboat at KSFO (San Francisco) This scenario puts a sailboat in the bay just east of KSFO. The <rudder> tag works similarly to the <bank> tag for AI aircraft, except that the ship will turn but not bank (i.e. will not heel). Use small values for <rudder> for best effect. Dave Culp, davidculp2 at comcast.net ship Models/Geometry/sailboat1/sailboat.xml 37.63 -122.34 6.0 3.0