#520: photos, drugs, relief
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Locating an Instagram user making pictures at Louvre museum
https://herrfischer.net/louvre-sur-instagram/ -
Study of Europe cities drugs consumption from waste water analysis
http://www.emcdda.europa.eu/topics/pods/waste-water-analysis#panel2 -
3D relief scenes generator from any area of the world using satellite imagery
https://maps3d.io/
Raf