1. A method of browsing images grouped by person on a photo displaying system, the method comprising: generating a plurality of facial regions from a plurality of images of a plurality of albums; grouping the facial regions into a plurality of clusters of faces based on similarity between the facial regions; associating the clusters of faces with the albums; receiving a signal to select one of the facial regions, wherein the selected facial region belongs to a specific cluster of faces and the specific cluster of faces is associated with a specific album of the albums; and displaying images of the specific album and facial regions of the clusters of faces.