PERSONAL TOUR GUIDE SYSTEM COMPRISED OF AN OPTICAL SIGHTING DEVICE, NAMELY AN ELECTRO-OPTICAL SENSOR WHICH GENERATES LOCATION COORDINATE OUTPUT SIGNALS REPRESENTING A DESIRED GEOGRAPHIC POINT OF INTEREST, A DATA PROCESSOR FOR USE IN E PROCESSING THE OUTPUT SIGNALS RECEIVED FROM THE OPTICAL SIGHTING DEVICE TO GENERATE OUTPUT FROM COMPUTER MEMORY AND PRERECORDEED INFORMATION PERTAINING TO THE DESIRED GEOGRAPHIC POINT OF INTEREST TO A SIGHTSEER/TOURIST USER