Fans of Sylvester Stallone will surely be delighted. In addition to shooting Creed 2 and announcing a fourth instalment in the Expendables franchise, the American actor recently revealed that a fifth film about John Rambo should be arriving in cinemas soon.This time, one of Earth's greatest heroes will have to cross the Mexican border with an investigative journalist to expose a Mexican cartel.Since filming is scheduled to begin in September according to several sources, Stallone has been hitting the gym. By posting a video on his Instagram account, the 72-year-old actor showed that he is still in great shape by lifting a tractor tire.Stallone is one of the living proofs that one can still be on top at any age. He was keen to emphasise this by labelling his post in the following manner. ‘Just because you’ve REACHED a certain age doesn’t mean you have to FEEL that age!’ Truly inspiring.