Credit/Permission: NASA, 1980 (uploaded to Wikimedia Commons by User:AEvar Arnfjoerd Bjarmason, 2004) / Public domain.
Original download Site: NASA: Global mosaic of Mars centered on Valles Marineris.
Image link: Wikimedia Commons: File:Mars Valles Marineris.jpeg.
Local file: local link: mars_full.html.
File: Mars file: Short caption: mars_full_2.html: Long caption: mars_full.html