Sassafras root is still used to flavor traditional root beer, although since sassafras was banned by the U.S. Food and Drug Administration because of the carcinogenicity of its constituent safrole, most commercial recipes do not contain sassafras. Some commercial root beers do use a safrole-free sassafras extract.
There are usually 18 holes in a golf course; some have 9 holes or some multiplier of 9 holes. I have played at golf clubs with 9, 18, 27 and 36 holes. However, a standard round of golf at most golf clubs / courses involves 18 holes.
18 Holes, Par 71, 850 Miles: The World's Longest Golf Course. It's a breathless afternoon in the Australian outback, and you're standing on a threadbare Astroturf tee box, with the temperature pushing triple digits and the bush flies swarming like paparazzi. The good news is, the flies don't bite.