Plus, at least in my region there always seems to be some sort of obstacle blocking sight in the center of larger roundabouts. Maybe it's just a convenient plac

Plus, at least in my region there always seems to be some sort of obstacle blocking sight in the center of larger roundabouts. Maybe it's just a convenient place for memorials, statues, etc., but I can't help but think that slowing down drivers is at least a welcome side effect.