[Momaw Nadon]

I still have to ask though, why do the creators of these things only make them in grain fields? Why don't they cut them in sand, soil, rock etc?

[FourtySeven]

Haven't these figures been shown to have been made by man?

[dennisw]

nazca bump

[Rennes Templar]

Where and when were these made? They seem to be a different genus than crop circles.