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A river ran through it

BuckGalaxy — 9/27/2012 6:51:10 PM (archived)

https://sphotos-b.xx.fbcdn.net/hphotos-ash4/336995_413631215353526_1875870445_o.jpg

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The whole thread (4 posts)

A river ran through it - BuckGalaxy - 9/27/2012 6:51:10 PM
- That certainly LOOKS like stream-sorted gravel. PODROCK! HELP! - ER - 9/27/2012 7:38:50 PM
  - A little vid with info about this. - alcaray - 9/29/2012 5:21:33 PM
  - Quite ancient. Erosion is a *lot* slower on mars. - alcaray - 9/27/2012 9:01:23 PM

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