The red dots are the locations of either: [square] CORONA Survey forts (circle) Intensive Survey forts Both sets of data were taken by image filtering the lo

The red dots are the locations of either: [square] CORONA Survey forts (circle) Intensive Survey forts Both sets of data were taken by image filtering the lower half of [1] for grey-black colors [(forts)], deleting all remaining imagery, transposing the image onto [2] using Photoshop, and then using Edit->Transform->[Scale,Distort] to image fit to a 3-point fit of Edessa, Nisibis, and Zenobia. [1] https://static.cambridge.org/binary/version/id/urn:cambridge.org:id:binary-alt:20231024175359-85106-optimisedImage-S0003598X23001539_fig9.jpg https://static.cambridge.org/binary/version/id/urn:cambridge... [2] https://upload.wikimedia.org/wikipedia/commons/f/f8/Empire_of_Palmyra.png https://upload.wikimedia.org/wikipedia/commons/f/f8/Empire_o...