The most terrifying legend lives on in Denver. 13th Floor is Denver’s largest haunted house, named one of the scariest haunted houses in the country. This legendary haunt has been created from your darkest fears. Visit Dr. Hadelstein's Bio Engineer Facility that has never ceased operation, churning out all sorts of abominations. Trick or Treat with the Femoral family in Coalfell City where they have set up a carnival full of all sorts of tricks, hoping to make their visitors the treat. Then, visit an orphanage where restless spirits lurk in the shadows threatening to possess those who dare cross their paths. A night of excitement and thrills await. Get ready...for the most fun...you’ve ever had...getting scared!