[Terry L Smith]

Don’t forget the stone circle at the bottom of one of the Great Lakes.

[SunkenCiv]

That's the photo, oddly enough. The story appears to be about the Florida sinkhole.

• At underwater site, research team finds 9,000-year-old stone artifacts [06/15/2021]
• At the Bottom of Lake Huron, an Ancient Mystery Materializes [06/06/2021]
• Ancient Caribou hunting site found underneath Lake Huron [04/29/2014]
• Archeological evidence of human activity found beneath Lake Huron [06/08/2009]
• Sinkhole Holds 12,000-Year-Old Clues to Early Americans [02/19/2009]
• Origins of underwater stones a mystery [02/09/2009]
• Stonehenge in Lake Michigan?(Potentially pre-historic stone formation discovered deep underwater) [01/13/2009]
• Stonehenge Beneath the Waters of Lake Michigan [01/08/2009]
• First Humans To Settle Americas Came From Europe, Not From Asia Over Bering Strait - [07/16/2008]
• Research Casts New Light On History Of North America [07/01/2008]
• Underwater Archaeologists Find Possible Mastodon Carving On Lake Michigan Rock [09/05/2007]
• Turning Back The Clock 10,000 Years (Great Lakes) [12/21/2006]
• Kenosha Dig Points to Europe as Origin of First Americans [03/04/2002]

[Larry Lucido]

The first traffic circle?