Columbu died at John Paul II hospital in the city of Olbia after he became ill while swimming in the sea, the hospital said. Schwarzenegger, a bodybuilder before he turned to acting, posted a warm farewell on Twitter about the man he called “my best friend.” He often referred to Columbu as the strongest man he ever knew. Source 2n.
Franco Columbu was a well accomplished man. Besides all those muscles he was a physician, spoke more than one language and lived a very fulfilling life. They mentioned him as an actor but his roles were very small and often did not involve talking. His big accomplishments always surrounded strong man contests.