Look in the doorway.....
This is another Domed City. There are several sprinkled across this plain,
all connected to each other. At least
one thousand miles long, with the longest city being MAN/WOMAN/CHILD,
this settlement far outweighs any cluster of cities we have on Earth.
Yeah, I've seen the San Fernando Valley and several European strings
of Humanity, but nothing rivals
this. The NASA photo alone contains
MILLIONS of MARTIANS.
We can't see them because they are smart enough to live closer to the core of their planet, taking full
advantage of all the geothermal
There is an Immense TOWER watching over the only UNCOVERED city....