Hauntworld goes behind the SCREAMS at Nashville Nightmare haunted house. We go behind the scenes, we learn the secrets of one of the nations biggest indoor haunted attractions. Follow Hauntworld Youtube page for all the latest and learn about how to create the ultimate scary haunted house. Hauntworld is your source for everything Haunted. Like and subscribe plus leave comments on what kind of videos you want next. Now take the behind the scenes tour of Nashville NIghtmare one of the best and scariest haunted houses in America.