Reviews the computer softwares `TopoScout,' by Maptech Inc., `Street Atlas USA, Version 5.0,' by DeLorme, `Microsoft Expedia Streets 98,' by Microsoft Corp., `StreetFinder, 1998 edition,' by Rand McNally New Media, `Road Trips Door-to-Door, 1998 edition,' by Travoute Software, and `Microsoft Encarta Virtual Globe, 1998 edition,' by Microsoft Corp.