Strava is a website and mobile app used to track athletic activity via satellite navigation.
https://labs.strava.com/heatmap/#3.0....00835/hot/all
An interesting side effect is that you can locate military bases and patrol routes by zooming in.
https://twitter.com/tobiaschneider/s...17886112124928
You can also work out things like sensitive weapon sites :
https://twitter.com/LostWeapons/stat...42822377472000
So can anyone find anything cool cross referencing with google maps?