On the city liveability scale, the city of Melbourne Australia has overtaken the Canadian city of Vancouver as the world most liveable city. Melbourne's score of 97.5% is just 2.5% away from a perfect score, only losing points for climate, culture and petty crime. Other Australian cities included in the index are the city of Sydney which was ranked seventh and the city Adelaide, which was ranked fifth. However the city of London, due to the recent riots in 2011, as dropped 2 places to 55th in the ranking.