BBCNEWS Click December 2, 2021 03:51:00
We know without any question that there was volcanism on the surface of mars and, in fact, the largest volcano in our solar system exists at olympus mons, which is a volcano so high that the peak actually pierces through the atmosphere of mars. wow. yeah. and in the whole area of the basin around the volcano — olympus mons — it is believed there are certainly lava tubes. heres something else thats really exciting about this lava tube. now, mars is red because there is a lot of iron in the ro...
Source: archive.org