Topping the list for the world's most livable city was Melbourne, Australia beating out Vancouver, which had enjoyed the top spot since 2002. The ranking comes from the Economist Intelligence Unit's annual 140-city Global Liveability Survey. The website said the ranking “assesses which locations around the world provide the best or the worst living conditions.” Vancouver was pushed to third place while other Canadian cities such as Toronto landed in fourth place and Calgary in fifth. Other Australian cities in the top 10 included Sydney in sixth place, Perth in eighth and Adelaide in ninth. Two Arab cities made the list of the least livable cities with war torn Tripoli, Libya and Algiers, Algeria in 135 and 136 respectfully. Top 10 most livable cities, according to the Economist Intelligence Unit: 1: Melbourne, Australia 2: Vienna, Austria 3: Vancouver, Canada 4: Toronto, Canada 5: Calgary, Canada 6: Sydney, Australia 7: Helsinki, Finland 8: Perth, Australia 9: Adelaide, Australia 10: Auckland, New Zealand 10 LEAST LIVEABLE CITIES surveyed by the Economist Intelligence Unit: 131: Abidjan, Côte d'Ivoire 132: Tehran, Iran 133. Douala, Cameroon 134. Karachi, Pakistan 135. Tripoli, Libya 136. Algiers, Algeria 137. Lagos, Nigeria 138. Port Moresby, PNG 139. Dhaka, Bangladesh 140. Harare, Zimbabwe BM
