References . . .39. Courtesy NASA, JPL and Arizona State University. See http://mars.jpl.nasa.gov/odyssey/gallery/canyons/2021_WindingTributary.html40. Courtesy NASA and JPL. See http://www.jpl.nasa.gov/videos/mars/vallesmarineris-20060313/ 41. Courtesy NASA, JPL and Malin Space Science Systems. See http://mars.jpl.nasa.gov/gallery/sanddunes/PIA03208.html 42. Courtesy NASA, JPL and Arizona State University. See http://mars.jpl.nasa.gov/odyssey/gallery/sanddunes/PIA03740.html 43. Courtesy NASA, JPL and Malin Space Science Systems. See http://mars.jpl.nasa.gov/gallery/sanddunes/e05-762.html 44. Courtesy of NASA, JPL and Malin Space Science Systems. See http://mars.jpl.nasa.gov/gallery/waterfeatures/PIA06878.html 45. Courtesy of NASA, JPL and Malin Space Science Systems. See http://mars.jpl.nasa.gov/gallery/waterfeatures/20020418e.html 46. Courtesy of NASA and JPL - Caltech. See http://mars.jpl.nasa.gov/gallery/waterfeatures/PIA00571.html 47. Courtesy of NASA and JPL - Caltech. See http://mars.jpl.nasa.gov/gallery/martianterrain/PIA00563.html 48. Courtesy of NASA and JPL - Caltech. See http://mars.jpl.nasa.gov/gallery/martianterrain/PIA01466.html 49. Anchorage Planet Walk, http://www.anchorageplanetwalk.org/, link to "Earth - Our Observing Platform." Voice overlay is that of Ken Flynn, a member of Anchorage Rotary. |
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