On Monday, October 23, 2017 at 1:38:15 PM UTC-7, Double-A wrote:
On Monday, October 23, 2017 at 3:40:29 AM UTC-7, Sylvain wrote:
Le 23/10/2017 Ã* 08:58, Sylvain a écritÂ*:
http://blogs.discovermagazine.com/d-.../#.We2Ob2i0PIU
Probably a punctual collapse of a lava tube
the famous Rima Hadley is a collapse along of a lava tube
they found others, but this one is really bigger
The entrance is 50m from the cave 50km long
Could be habitable if the aliens aren't already there!
Double-A
Mars
Did this come from You Tube? On Mars they have Mars people cleaning dust off are rovers. I think Mars has dust eating microbes. Like Earth microbes that clean up after us.Even eat plastic we throw in our oceans WOW TreBert