1. A computer-implemented method for automatically sharing media between users, comprising: receiving at a client device a first image depicting a scene with one or more persons; identifying at the client device face detection information for each person in the first image; automatically, without user intervention, obtaining at the client device, identification information for each face detected; associating at the client device the face detection information and identification information with the first image; sending from the client device the first image, including the associated face detection information and identification information to a server hosting a media sharing service; and receiving at the client device an access link to an event group, wherein the event group includes an album of the first image and a first collection of images that share a set of common features with the first image.