Keywords: Mars Viking MDIM21 1km plus poles.jpg LargeImage Planetary Society blog post http //www planetary org/blogs/emily-lakdawalla/2014/03040946-new-map-of-mars-from-some-old-data html A new map of Mars from some pretty old data 2014-03-06 http //astrogeology usgs gov/search/details/Mars/Viking/MDIM21/Mars_Viking_MDIM21_ClrMosaic_global_232m/cub NASA / Jet Propulsion Lab / USGS <gallery> File Mars Viking MDIM21 ClrMosaic 1km jpg Global mosaic only 21 339 × 10 670 pixels 35 01 MB File Mars Viking MDIM21 ClrMosaic 65N90N NPOLAR jpg North polar mosaic 2 994 × 2 994 pixels 5 82 MB File Mars Viking MDIM21 ClrMosaic 65S90S SPOLAR jpg South polar mosaic 2 994 × 2 994 pixels 5 29 MB </gallery> PD-USGov Uploaded with UploadWizard Maps of Mars Viking mission |