By orders of the king of Sweden, [Gustav Vasa]?, Helsinki was founded in 1550.
Population (2000/2001): 555 474
Female: 53,7%
Male: 46,3%
Swedish-speaking: 6,5%
Foreigners: 4,7%
Area: 686kmē
Land-area: 185 kmē
Sea-area: 501 kmē
Average temperature (2000): + 7,2°C
Warmest month, july, average temperature: +17,1°C
Coldest month, january, average temperature: - 2,2°C
Source: http://www.hel.fi/