The current work aims at developing a prototype application model for providing archaeological/historical information of cultural-heritage sites like Didyma. The useful information (2D thematic maps, text, images, graphics, audio along with 3D virtual reconstruction models) of the temple was prepared from exiting raw historical data (maps, aerial image as well as other ancillary information) mainly using common GIS functionalities of ESRI products (ArcMap, ArcPad) and VRML. The visitors equipped with a small handheld computer (PDA), GPS and a display unit (see-through or head-mounted display)...