A display control apparatus comprises: a detection unit configured to analyze a line of sight of a driver of a vehicle, and detect a viewpoint of the driver in a visual field region of the driver that is obtained as a result of the analysis; a display control unit configured to display an image such that the image is superimposed on the visual field region, based on a result of the detection by the detection unit; and a transmission control unit configured to, if a condition is satisfied, transmit related information that is related to information represented by the image to an external terminal, in addition to or instead of the display control unit displaying the image.