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Full Name
Geoffrey Sea

Writer and Historian at Adena Core / Southern Ohio Neighbors Group

Recent Articles by Author

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Map of mound

The Ancient Octagon Earthworks of Ohio Were Likely Designed by Shaman-Midwives

Almost everyone who visits the Octagon sites winds up asking: Why would anyone think of building a gigantic octagon? There is a logical answer, and it is rooted in traditions that were already thousands of years old. Shaman-midwives were building increasingly accurate calculators in order to more…
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Brownand Moreno and image from a TV ad

Ohio Senate race springs trash talk on the nation

Just days ago at a rally in Pennsylvania, Donald Trump said: “Your child goes to school and they take your child. It was a he and comes back a she. And they do this. And they do it, and often without parental consent.” It is, of course an absurdist lie, now repeated more times than you might…
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Tecumseh's brother and map of Greenville

The Tecumseh Eclipse Prediction Was a Cheap Trick

Every time there is a solar eclipse that affects Ohio, the old story of Tecumseh’s alleged eclipse predictions of 1806 and 1811 is recycled. Often, some historian attempts to correct the popular myth by saying that it was not Tecumseh, but his brother Tenskwatawa, “the Shawnee Prophet,” who…
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Small mammal

Identity of “Alligator Mound” revealed by return of Fishers to Ohio

Small mammals called fishers have reappeared in Ohio after being chased from the state by 19th-century hunters. The return of the fishers clears up an old mystery in Ohio archaeology. One of the most spectacular ancient earthworks in Ohio is the animal effigy in Granville, west of Newark, which was…