1. There is a haunted house in San Diego, California, known as the world's scariest, called McKamey Manor. It is said that it takes 8 hours to complete the entire journey of this haunted house. No one has successfully entered the haunted house in the 16 years since it opened. This haunted house cost 500,000 US dollars, about 3.31 million yuan. Ross McCormey, the owner of the haunted house, said that he and his girlfriend Carol Schultz came up with this idea 14 years ago, and then built this haunted house with special effects that compares to the movie. A real horror scene.

2. Although this haunted house has long been famous for its horror, there is still an endless stream of people coming to challenge it. There are still 24,000 people on the waiting list, and they need to enter the haunted house before entering. Many people were frightened to death when they signed a life and death certificate.

3. How scary is this most terrifying haunted house in the world? Although the haunted house is all filled with plots from horror movies, including being splashed with blood, tied up, forced into disgusting things, and even Put yourself in a cage full of snakes and spiders that will crawl on your face. And there are no scripts or prompts before the challenger enters, everything happens randomly.

4. Many people buy insurance before signing in. It is normal to be frightened, and many people may even become delirious. Even the U.S. Marine Corps, which had received professional training, failed and was scared to death. However, it is rare to be scared to death, because the security measures in the haunted house are still very good. If someone is found to be scared and loses his mind, he will be taken out of the haunted house.