There’s never been a better time to visit Helsinki, with its cutting-edge Design District, chic shopping, vibrant food scene and island fortress UNESCO site. Located on a peninsula jutting into the Baltic Sea’s Gulf of Finland, Europe’s northernmost capital is equally well known for its distinctive blend of Western modernism and traditional Eastern European architecture as for its iconic designers, such as Alvar Aalto, Marimekko, Artek and Arabia. Spring, summer and autumn, when the Helsinki Des...