I heard of people looking at the position of stars (on night photos) and the sun to guess the latitude. There was a story during the 2016 US election campaign

I heard of people looking at the position of stars (on night photos) and the sun to guess the latitude. There was a story during the 2016 US election campaign where someone had a webcam pointed at a flag for some of the parties, and some folks managed to find the location by observing the stars and drove there and changed the flag, or something like that. Edit: link to the story: https://www.vice.com/en_us/article/d7eddj/4chan-does-first-good-thing-pulls-off-the-heist-of-the-century1 https://www.vice.com/en_us/article/d7eddj/4chan-does-first-g...