National Geographic Traveler has scoured the globe for the world's most beautiful, interesting, and off-beat road trips. Dive in to get drive directions, quizzes, photos, and more.
Wednesday, November 11, 2009 |
Wednesday, November 11, 2009 |
Photo: Any Possible Mars Water or Life Is Deep Below SurfaceA new radar study has found that the ice cap is about five million years old, and the underlying bedrock is surprisingly flat and cold, reducing the viable range in which liquid water can exist on the red planet. Image courtesy NASA/Goddard Space Flight Center (Scientific Visualization Studio Mars Orbiter Camera data courtesy of NASA/JPL/Malin Space Science Systems)
|
ADVERTISEMENTNATIONAL GEOGRAPHIC'S PHOTO OF THE DAY |
|
ADVERTISEMENT
|