Jack LaLanne's 10 Most Thrilling Fitness Stunts Swim a mile while handcuffed, shackled, and towing a boat? No problem By Evann Gastaldo, Newser Staff Posted Jan 24, 2011 9:13 AM CST 5 comments Comments IIn this Nov. 7, 1975 file photo, fitness expert Jack LaLanne, 61, comes out of the chilly water after a successful swim from the Marin County side along the Golden Gate Bridge to San Francisco. (AP Photo, File) (Newser) – Jack LaLanne, the legendary fitness guru who died yesterday at 96, was known for his insane physical feats. Aol News rounds up his top 10 stunts: 1955, age 41: Swam from Alcatraz Island to Fisherman’s Wharf—a distance of 1.23 miles—while handcuffed. 1957, age 43: Swam the Golden Gate channel while towing a cabin cruiser … which weighed 2,500 pounds. The one-mile swim turned into a six-and-a-half-mile journey thanks to ocean currents. 1958, age 44: Paddle boarded nonstop for nine-and-a-half hours—a 30-mile trip. 1974, age 60: He repeated his 1955 Alcatraz stunt, but in addition to the handcuffs he was also shackled … and towing a 1,000-pound boat. 1976, age 62: To celebrate the US Bicentennial, he swam one mile—again shackled and handcuffed—while towing 13 boats (symbolizing the 13 original colonies) with 76 people on board. Click for the complete list, including the feat LaLanne himself called his most challenging.