There is nothing nicer than a long sandy beach by a turquoise blue ocean, but where do you find them? The good news is that wherever you are on the planet there is likely to be one near you — even if it is just a short flight or boat trip away. But which one to choose? Here is a list of the 20 best beaches in the world, based on actual reviews on TripAdviser. Sorry for the quality of some of the videos, but we thought it better to have videos as they give you a better feel for each place than photos.