Mystery Hill - Irish Hills Michigan Attractions Brooklyn Michigan
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Mystery Hill - Amazing Forces of Gravity

Location & Hours

How to Find Us
Mystery Hill is centrally located in the heart of the Irish Hills of Michigan on the corner of US 12 and Boardman Drive in Onsted, Michigan. We are just opposite the entrance to Hayes State Park, very close to the Michigan International Speedway and minutes away from Brooklyn, Michigan.

Mystery Hill

Mystery Hill
7611 US 12, Onsted, MI 49265
Phone: (517) 467-2517

Google Interactive Map

Corona Virus Update - In the interest of public health and safety, Mystery Hill is closed for the 2021 season due to Covid-19 and the social distancing guidelines. We plan to reopen for the 2022 season and look forward to seeing you then!

HOURS OF OPERATION
Sorry-Closed for 2021 season.

Mystery Hill - Onsted Michigan
Mystery Hill - Amazing Forces of Gravity
Mystery Hill - Amazing Forces of Gravity
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Mystery Hill - Amazing Forces of Gravity
Phone: (517) 467-2517
7611 US 12, Onsted, Michigan 49265

Mystery Hill Onsted Michigan

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Mystery Hill - Amazing Forces of Gravity