The prince and princess watching the Olympic rowing events at Castelgandolfo in September 1960. Princess Grace's sister is with them. American film star Grace Kelly (1929-1982) starred in 'High Noon', 'Rear Window', 'Dial M for Murder'and 'High Society'. She married Prince Rainier (1923-2005) in 1956 and became Princess Grace of Monaco. She was killed in a car crash in 1982.
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