This picture shows a segment of a Galileo image of the Galileo Regio region on Jupiter's moon Ganymede. Features in the curved furrows that characterize this region can be seen even with very high sun illumination. North is to the top of the picture. The finest details that can discerned are about 80 meters across. The Jet Propulsion Laboratory, Pasadena, CA manages the mission for NASA's Office of Space Science, Washington, DC.