Scariest Haunted Houses in Las Vegas 2021

4. Nightmare at The Museum

Out in Boulder city is another horrific haunted house experience- Nightmare at The Museum.  It is open to all, but it is pretty scary, and guests should come ready to scream in terror. Each visitor receives a flashlight at the entrance after the lights go out. It is up to them to discover what lies in the dark in this one-of-a-kind tour. You never know which monsters will come to life in the night or when you will stumble upon chainsaws and life-size creepy dolls.