The line of people receding and shrinking in apparent size makes the perspective evident here. Since the brain assumes they are all similar in height, it registers distance between the people in the foreground and those in the background.

Stock photo: The line of people receding and shrinking in apparent size makes the perspective evident here. Since the brain assumes they are all similar in height, it registers distance between the people in the foreground and those in the background. was taken by ronald635 .