From GUINNESS World Records 2000: Millennium edition

Irus Guarino, who started work as a chorus girl at age 18, was still performing at age 90.

In his 90s, Arthur Cook rode his motorcycle every day.

Charles Ruijter was windsurfing in the lakes of Netherlands in his 80s.

Oscar Swahn won an Olympic silver medal at age 72 in a shooting competition.

Hildegarde Ferrera made a tandem parachute jump at age 99 in Hawaii.

Sylvia Brett parachute jumped solo at age 80.

Eddie Hill was working as a professional sports car racer in his 60s, at speeds over 300 MPH.

Minnie Munro got married at age 102.

William Ivy Baldwin walked a tightrope across South Boulder Canyon, Colorado, on his 82nd birthday. The wire was 320 feet long and the drop was 125 feet.

Baba Joginder Singh won a gold medal for discus at the Indian National Athletics Meet for Veterans in 1998 at age 105. In his teens, he had represented India in discus at an international meet in Germany.