Get ready for the most fun you've ever had getting scared this Halloween season, at 13th Floor Haunted House! In most buildings, the 13th floor doesn't exist--but here, in the heart of Denver, it's terrifyingly real. Located just north of downtown, the world-famous 13th Floor has been praised by and featured on America Haunts, Travel Channel, MTV, Haunt World Magazine, and USA Today calls it "One of the best haunted attractions in the US. TICKETS & INFORMATION: Purchase tickets early as Denver's favorite haunted house is sure to sell out! Located off I-70 & Vazquez in Denver.