1. A method implemented by a computer system including computer hardware, the method comprising: receiving, at a web site, a first digital image selected by a user of the web site; receiving, from a facial recognition process, first information that represents at least one facial feature appearing within the first digital image; comparing the first information to at least second information that represents at least a second facial feature appearing within at least a second digital image; based on the comparing, identifying at least the second digital image from among a plurality of digital images; and causing presentation of at least the second digital image to the user via the web site, wherein the presentation identifies at least one target person having facial features that at least partially match the first information.