Water is the most fundamental element in the world, without it, life would have neither been created nor would it be sustained. It comes from the rain and travels all the way to the ocean thanks to the natural, most phenomenal vessels our planet has to offer - rivers. They come in all sorts of shapes, sizes, and colors, but to me, they attract life, as well as a lot of tourists, because of their timeless beauty. Here are 15 rivers that are most worthy of a visit.