Oh boy, if you want to take this to another (arguably more useful) level, you should check out StreetComplete[0]. It gamifies filling in data in OpenStreetMaps:

Oh boy, if you want to take this to another (arguably more useful) level, you should check out StreetComplete[0]. It gamifies filling in data in OpenStreetMaps: [0] https://github.com/streetcomplete/StreetComplete https://github.com/streetcomplete/StreetComplete