Wolfram Demonstrations Projecthttp://demonstrations.wolfram.com/An Open Resource of Interactive Mathematica VisualizationsCopyright 2009 Wolfram Demonstrations Project & ContributorsCamera Animations on Circles, Spirals, Helices, and Conical Spiralshttp://demonstrations.wolfram.com/CameraAnimationsOnCirclesSpiralsHelicesAndConicalSpirals/]]>http://demonstrations.wolfram.com/CameraAnimationsOnCirclesSpiralsHelicesAndConicalSpirals/