IMSA Started In Paris In 1953

IMSA Started In Paris In 1953

Courtesy of Daniel Vizeu Costa Couto who updates the website of Abilio Couto, an International Marathon Swimming Hall of Fame Honour Swimmer.

The International Marathon Swimming Association (IMSA) is a now defunct professional marathon swimming association that was created to promote and support a global professional marathon swimming circuit. It was succeeded by the World Professional Marathon Swimming Federation (WPMSF) and by the FINA Open Water Swimming Grand Prix pro circuit in 1991.

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