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Opening September 19 - Reopening for 2026. Hours, dates, and admission may vary — check official site for current details. Last verified: 8/31/2026 Fear is coming to the Holiday season! A limited time Holiday themed special event is coming this December! Shadowvale Sanitarium, The Scream Works and Grimwood Hall. Three distinct scary haunted houses for one price. .Redecorated haunts and special evil guests roaming the halls.
- Scary
