http://www.uefa.com/uefachampionsleague/season=1972/overview/index.html#197273+rep+makes+three+ajax
AFC Ajax became the first side since Real Madrid CF in the 1950s to lift the European Cup three years running following their final victory against Juventus.
• Netherlands and FC Barcelona forward Johan Cruyff is awarded the Ballon d'Or for the second time.
• Sir Jackie Stewart wins his third and final Formula One World Drivers' Championship.
• Work on the First Bosphorus Bridge, which connects Europe with Asia, is completed.
• The World Trade Centre, the world's tallest building at the time, officially opens in New York City.