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Who designed Helsinki Olympic Stadium?

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The Helsinki Olympic Stadium was designed by architects Yrjö Lindegren and Toivo Jäntti, who won a design competition for the project in the 1930s.1

Constructed between 1934 and 1938, the structure is a notable example of Finnish Functionalist architecture. The design is characterized by its balance of a low, bowl-like stadium and a prominent 236-foot (72-meter) tower, a combination that has influenced the design of subsequent stadiums worldwide.1