🌎 The underwater Stone Circles of Lake Michigan were discovered in 2007 by archaeologists using sonar. The stones are arranged in a circle about 12 meters below the surface. One stone features a carving resembling a mastodon, hinting at a possible age of over 10,000 years. ✨
#mysteries⚡#archaeology⚡#lake
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🌎 The underwater Stone Circles of Lake Michigan were discovered in 2007 by archaeologists using sonar. The stones are arranged in a circle about 12 meters below the surface. One stone features a carving resembling a mastodon, hinting at a possible age of over 10,000 years. ✨
#mysteries⚡#archaeology⚡#lake
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