Buried utility locators, namely, portable electronic instruments that function as electromagnetic devices for locating and mapping buried pipes, cables, and conduits; line illuminators and transmitters, namely, portable electronic instruments that function as electromagnetic devices that impress signals on underground pipes, cables, and conduits to allow the pipes, conduits, and cables to be located and mapped; hand-held electronic locators that determine and display the location of utilities buried underground and hidden in walls of structures based on magnetic field emissions, comprising antennas connected to a housing enclosing battery powered electronic circuitry, electronic transmitters for applying signals to buried and hidden pipes and conduits for enabling their location, comprising electrical cords connected to battery powered circuitry enclosed in a housing; inductive couplers that connect to battery powered transmitters via electrical cords for applying locating signals to pipes and conduits; electronic sondes for insertion into pipes and conduits for emitting electromagnetic field signals to aid in their location, comprising small battery powered radio frequency transmitters that are enclosed in housings; video pipe inspection systems comprising camera heads, push-cables, push-cable reels, sensors, and camera control units for controlling the camera heads and displaying and storing captured video, images, or sensor data; intelligent batteries; intelligent battery chargers and battery monitors; computer software for collecting, displaying, and storing information associated with hidden or buried pipes, cables, or conduits; computer software for integrating location or position information with buried object information and displaying or storing the integrated information; and computer software for generating maps including information associated with hidden or buried pipes, cables, and conduits; RFID devices; induction devices for inducing AC current flow in hidden or buried conductors; positioning devices for determining position information about hidden or buried conductors; video camera heads; LED lights for use with camera heads to illuminate targeted imaging areas; downloadable software for use with locators to determine information about hidden or buried utilities; downloadable software for use with locators for mapping buried utilities; online software for mapping and displaying hidden or buried utility information