Cratera de... jpg
(2.93 MB, 3840x2160)

Cratera de... jpg
(4.72 MB, 3840x2160)

Saudi irrigation jpg
(3.42 MB, 3840x2160)

Shibam highrises jpg
(312.34 KB, 1280x845)

 >>/55367/
> I figured the blueish patch in the south isn't water, but what is it?
Empty farmland. You can see it in use in earlier dates.

> How does it help with erosion?
Every row of shrubs along the countour lines is perpendicular to the direction of surface runoff.

 >>/55376/
Nördlingen is what every crater city wishes it could be.

> Always thought pivot irrigation farms looked cool.
They're a good contrast to all the right angles in cropland. Or the desert.

> And while we're on the subject of curious mediaeval cities, supposedly Bologna Italy had skyscrapers during the Renaissance.
Cramped and ominous. I love it.