1. A method of calibrating a vehicular multi-camera system, said method comprising: equipping a vehicle with a plurality of cameras wherein each camera of said plurality of cameras captures image data; equipping said vehicle with an image processor; inputting image data from each of said plurality of cameras to said image processor; said image processor processing input image data in order to calibrate said vehicular multi-camera system; and wherein calibration of said vehicular multi-camera system is achieved independently of a model of the real world.