I think it's a matter of perspective and spin. The golf pros are often practising giving the ball the right spin and spin can cause an acceleration. Actually a very easy but valid explanation. I have been golfing several times and know how difficult it is to give the ball the right spin, that...
The last scene of "For a few dollars more" by Sergio Leone with the great Ennio Morricone soundtrack. Mortimer and Indio are dueling in a circle and the pocket watch music adds a lot of atmosphere to the scenery. Didn't find a youtube video of that scene, maybe some can provide that.