According to some aspects, an image display apparatus is provided comprising a display apparatus comprising a display section and a controller. The controller may be configured to display a map image via the display section, set location specification information based on an input specifying a position on the map image, and transmit the location specification information to a server apparatus, receive image data transmitted from the server apparatus in response to the transmission of location specification information to the server apparatus, the received image data having been obtained by photographing by an imaging section of an imaging apparatus configured to be worn on a head of a user, and the received image data having been transmitted to the server apparatus from the imaging apparatus in addition to additional data comprising location information detected at a time when the image data was photographed.