we have some cobbles at the front of my close:
http://img.photobucket.com/albums/v219/ben3085/CIMG1238.jpgand one day one of my neighbours who was probably about 13 at the time, came down the hill on rollerblades and over the cobbles. he stumbled and landed face first, teeth all over the place. then one of our other friendly neighbours came and took care of him because his dad was a cunt that used to get angry when his kids hurt themselves for some reason.