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The Great Unknown: Houdini's Castle is a hidden object adventure. Your honeymoon ends in a crash on a remote island where a madman kidnaps your husband. Search eerie rooms, uncover clues, and solve puzzles tied to Houdini’s past. Outsmart twisted tests to open paths and escape. Download and play to begin the rescue.
Step 1
Open
Open the The-Great-Unknown-Houdinis-Castle.exe file from the downloads list at the top right corner of this window.
Step 2
Allow
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Step 3
Install
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