1. A communication terminal comprising: a storage unit configured to store therein predetermined-region information for indicating predetermined regions in a panoramic image and thumbnail identification information for identifying thumbnails for the predetermined-region images indicated by the predetermined-region information, in a manner corresponding to each other; a display control unit configured to control a predetermined display unit to display the thumbnails; and an accepting unit configured to accept a selection of a predetermined thumbnail out of the displayed thumbnails; wherein the display control unit controls, based on the thumbnail identification information of the selected thumbnail, the display unit to display the predetermined-region image indicated by the predetermined-region information corresponding to the thumbnail identification information.