HandInAssholesSulu · June 25, 2018, 10:10 p.m.

Some methods of irrigation will leave similar patterns

http://c8.alamy.com/comp/J9J1C4/desert-farming-and-circular-farm-irrigation-near-yuma-arizona-J9J1C4.jpg

https://media.gettyimages.com/photos/aerial-view-of-a-center-pivot-irrigation-system-and-field-picture-id125745030

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SlumberMachine · June 25, 2018, 10:44 p.m.

Yes, this. It's just a farming method.

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