Helsinki (Swedish: Helsingfors) is the capital and largest city of Finland. It is in the region of Uusimaa, located in southern Finland, on the shore of the Gulf of Finland, an arm of the Baltic Sea. Helsinki is located some 80 kilometres (50 mi) north of Tallinn, Estonia, 400 kilometres (250 mi) east of Stockholm, Sweden, and 300 kilometres (190 mi) west of Saint Petersburg, Russia. Helsinki has close historical connections with these three cities.
Helsinki urban area includes the city proper of Helsinki and large parts of other municipalities such as Espoo and Vantaa, which immediately border Helsinki to the west and north, respectively; and Kauniainen, which is an enclave within the municipality of Espoo. It is the world's northernmost urban area of over one million people, and the city is the northernmost capital of an EU member state. Altogether over 1.3 million people, approximately one of four Finns, live in the metropolitan area of Helsinki.