Located on the extensive lava plains between Olympus Mons and Alba Mons, this image from NASA 2001 Mars Odyssey spacecraft shows complex intersecting valleys, which were created by lava flow. Volcanic flows occurred both along the surface and in buried lava tubes. Orbit Number: 63962 Latitude: 24.4677 Longitude: 245.235 Instrument: VIS Captured: 2016-05-15 10:43 http://photojournal.jpl.nasa.gov/catalog/PIA20782