Homemade horror at its finest! What started out as a simple family spook house has grown into one of Phoenix’s most best-kept horror secrets! Sets and themes are all homemade and authentic as Mount Mayhem is confined to a frightening backyard thus giving you little places to run and hide. Each year the themes are terrifying and different in their haunted capacities. For 2021, prepare yourself for an onslaught of phobias!
FrightFind It: Mount Mathem in Phoenix, AZ
Runner Up: Sanctum of Horror in Phoenix, AZ
See all our Haunted Houses in Arizona >>
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