The road begins in Ruoholahti in western Helsinki and continues west through the island of Lauttasaari and then across the city border to Espoo.
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A similar road, the Itäväylä (Eastern Highway, Swedish: Österleden) begins at Sörnäinen and continues eastwards towards Sipoo.
Suomen Sisu was described as a "Nazi spirited" group by the Finnish newspaper Länsiväylä; the association's president deemed the description incorrect and filed a complaint with the Council for Mass Media in Finland.