Wikipedia:Trust network – Wikipedia, the free encyclopedia
This is a feature that didn’t get approved. "The trust network exists to allow users to systematically document their trust-relationships, and to see which users have declared trust in another user. It is not a popularity contest or editor rating."
Using colours and contour lines maps show how long it takes to travel between one place and every other place in the area, using public transport. They also show the areas from which no such journey is possible, because the services are not good enough.