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4. Utility Vault or Storage Cellar
Occasionally, homes from this period would have small storage cellars or vaults outside the main foundation, used for storing tools, coal, or other supplies. Over time, these structures could collapse, especially if they were forgotten or poorly maintained.
5. Natural Sinkhole
Cincinnati and the surrounding area have a lot of clay-based soil, which can sometimes lead to natural sinkholes, especially after heavy rain. Although less likely, it’s worth considering this as a possible explanation, particularly if the ground seems to be sinking in other parts of the yard.
What Do You Think?
Have you come across similar holes in your yard, or maybe you’ve heard stories of historic homes with unexpected underground features? What’s your best guess about this backyard mystery? Share your thoughts or experiences—maybe you’ll help crack the case!
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