Top left: Courtesy USGS Astrogeology Research Program, http: / / astrogeology.usgs.gov; Mars map: National Geographic Society, MOLA Science Team, MSS, JPL, NASA; Mars surface: NASA / JPL / Caltech [ Picture Credit Line on page 21] Space photo: J. Hester and P. Scowen (AZ State Univ.), NASA
Ülal vasakul: Courtesy USGS Astrogeology Research Program, http: / / astrogeology.usgs.gov; Marsi kaart: National Geographic Society, MOLA Science Team, MSS, JPL, NASA; Marsi pind: NASA / JPL / Caltech