Tubing may sound like a type of building product but itês actually a really fun pastime. Thereês two different types of tubing; the first is sitting in a large inner tube whilst being pulled along by a boat - which can be a bit scary if youêre not holding on tight enough and the driver decides to take a sharp turn: most holiday resorts have this type of tubing. The second is at a more leisurely pace, floating down a river in a large inner tube, where you can take it in the sights as you go..