1. A method of controlling a display control apparatus in a display system including a camera and a display, the camera acquiring images of a front direction of a movable body and recognizing an object contained in the images in a peripheral vision of the front direction, the display displaying the images based on a result of recognition of the object by the camera, the method comprising: determining, by a processor, whether the object is a predetermined object; and controlling the display to display, at a first timing, a first image based on the result of the recognition of the object and to display, at a second timing later than the first timing, a second image based on the result of the recognition of the object if the processor determines the object is the predetermined object, wherein the first image is formed by a first pattern of markers representing a skeleton within the object, and the second image is formed by a second pattern of markers corresponding to the first pattern of markers in the first image, markers of the first and second patterns of markers being in a form of dots, horizontal straight lines, rectangles, or rectangles with round ends, and wherein a position of at least one of the markers in the first image differs from a position of a corresponding marker in the second image.