I don’t know about you, but I think you haven’t really lived until you are being hurled around upside down on a huge metal track, screaming at the top of your lungs and loving every exhilarating second of it! I am, of course, talking about roller coasters. You either love them or you hate them. If you love them, you will probably be the kind of person who wants to tick off as many different rides as you can! Here are twenty of the world’s most jaw dropping roller coasters if you want to have a real scream fest!