Road casualties
Britain has one of the best records in the world for road casualties. However, hundreds still die on the roads every year. In 2010, the police recorded 1,850 deaths, 22,660 people seriously injured and 184,138 who received light injuries.
Using official data recorded by police in Great Britain between 1999 and 2010, the BBC has plotted every road collision in which someone died. In all, 36,371 fatalities are marked on this interactive map.