Here is a continuation of the description and this story of the asteroid that may have changed Mars forever:

But so can the imprint of riverbeds, lake bottoms and ocean shorelines… And the Viking orbiters saw a lot of them.

It’s not hard to believe that a great deal of water once flowed here.

But where did all the water go?

To find out, scientists needed to do real field-geology on Mars. They needed rovers… travelling robots with tools and instruments.

Have you heard of this theory and what do you think?  Is it complete bogus or is there something to this?

Feel free to state your ideas and we hope you like the video.  More updates to come on this one.