I wonder if it would be possible to detect the movement by choosing some narrow and very popular touristic spot (such as the top of a building, a viewpoint on a

I wonder if it would be possible to detect the movement by choosing some narrow and very popular touristic spot (such as the top of a building, a viewpoint on a cliff..) and averaging the gps coordinates of the public pictures taken by tens of thousands of visitors during the years. It would be cool.