Although traffic signals provide lights that indicate when a pedestrian has the right-of-way, pedestrians crossing at traffic signals must still be vigilant of drivers making yielding left turns or making right turns on red, and drivers too often make tragic mistakes such as running red lights, often at high speeds. Roundabouts offer pedestrians much lower traffic speeds, better sight lines, much shorter crossing distances, and much less waiting time before being able to cross, putting pedestrians in greater control of their own safety.