1. A method comprising: under control of one or more computing systems configured with specific executable instructions, projecting one or more images on a surface within an environment; capturing image information from the environment; based at least in part on analyzing the captured image information, determining at least one region in the projected one or more images that is to be monitored; based at least in part on analyzing the captured image information, monitoring the at least one region in the projected one or more images for a threshold of a change in an image attribute associated with the at least one region; and adjusting projection of the one or more images based at least in part upon the threshold being met.