MIHIR SEN October 29-31, 1966 - In the same year Sen was also the first Indian to swim the Bosphorus (Turkey) in 4 hrs and the first non-American (and third man) to swim across the entire (50 mile length) of the Panama Canal in 34 hrs and 15 mins. This unique achievement earned him a place in the Guinness Book of World Records for long distance swimming.