1. An image display system comprising: an image acquisition section that acquires a specific number of images of an imaging subject by imaging with an imaging section from different respective imaging positions; a detection section that detects regions of attention expressing specific loci of attention in each of the specific number of images acquired by the image acquisition section; and a selection section that determines, from the specific number of images, a combination of images having a minimum number of images having all of the loci of attention expressed by the regions of attention detected by the detection section, and selects the determined combination of images as images to be displayed on a display section.