Hauntworld Goes behind the SCENES at Reign of Terror Haunted House in Los Angles California. We learn all the secrets of this ULTRA HIGH TECH haunted house. Watch the video below and make sure to subscribe to Hauntworld Youtube Page. The Hauntworld Youtube Page is full of Halloween and Haunted House content. Hauntworld will SOON release the 2022 Hauntworld Top 13 List. Stay Tuned Halloween fans!