1. A navigation system for a motor vehicle, comprising: at least one display device configured to pictorially represent vehicle surroundings; at least one data memory adapted to store data that represent a three-dimensional reconstruction of the vehicle surroundings; at least one camera configured to record digital images of the vehicle surroundings; and at least one data processing unit configured to: generate, from the data stored in the data memory, a reconstruction of the vehicle surroundings representable on the display device; and perform an at least partial integration of the digital images recorded by the camera into the reconstruction of the vehicle surroundings to produce a modified version of the reconstruction; wherein, if the at least partial integration of the digital images is determined to be unsuitable, a new texture is generated and integrated into a corresponding portion of the reconstruction without modification of other portions of the reconstruction.