Turin (Italian: Torino, Latin: Augusta Taurinorum) is a city and an important business and cultural centre in northern Italy, capital of the Piedmont region, located mainly on the left bank of the Po River, in front of Susa Valley and surrounded by the western Alpine arch.
The population of the city proper is 911,823 (December 2012) while the population of the urban area is estimated by Eurostat to be 1.7 million inhabitants.
The Turin metropolitan area is estimated by the OECD to have a population of 2.2 million.