IMAGE DISPLAY SYSTEM

An image display system includes: a display device configured to display external environment information; an input device configured to receive an input operation by a user; and a control device configured to control a display of the external environment information on the display device according to the input operation by the user. The control device is configured to generate an outside virtual viewpoint image and an inside virtual viewpoint image and cause the display device to display the outside virtual viewpoint image and the inside virtual viewpoint image. When the input device receives a prescribed enlarging operation in a state where the display device displays the outside virtual viewpoint image, the control device switches an image on the display device from the outside virtual viewpoint image to the inside virtual viewpoint image.