The present invention provides a car navigation system and a car
navigation device that can easily set a destination without complicated
operation. The navigation device can load a memory card that records
multiple image files taken by an image taking device with GPS function.
All thumbnail image data in the header of the image file, which is
recorded in the memory card loaded in the navigation device, is read to
display a list of thumbnail images represented by the thumbnail image
data. If any of the displayed thumbnail images is selected according to
the operation of the cross key, GPS data corresponding to the selected
thumbnail image is read to display a position represented by GPS data.