Earthworks Blog

Grave Creek, Mammoth Mound, Moundsville, West Virginia

Mammoth Mound is the largest Adena mound, standing 69 feet tall with a diameter of 295 feet—larger than both the Criel Mound in West Virginia and the Miamisburg Mound in Ohio. The complex may have once featured an octagon, similar to those found at other sites.
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Cresap Mound and Mounds for the Dead

Cresap Mound once stood 6.5 miles south of the Grave Creek complex. This Adena mound was excavated in 1958 by Don Dragoo, whose book Mounds for the Dead documents his findings.
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Book Review: Healing Plants: Medicine of the Florida Seminole Indians

Co-Authors: Alice Micco Snow and Susan Enns Stans

This book shares Alice Micco Snow's knowledge of collecting and working with the healing properties of the plants and remedies used by generations of Seminole people.
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Book Review: Mound City, The Place of Indigenous Past and Present in St. Louis

Author: Patricia Cleary

Patricia Cleary writes about the history of St. Louis, which was once known as Mound City with over 30 Indigenous earthworks, including the "Big Mound.”
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Edisto Island: Spanish Mount and Pockoy Shell Rings

Edisto Island, South Carolina, is home to archaic native sites, such as Spanish Mount, a shell midden, Pockoy Island, and Fig Island shell rings.
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Hopewell Octagon - Light and Shadow Animation

An animation showing how shadows and energy could have traveled through a Hopewell culture octagon.
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Hopewell Lunar Observatory

At the center of the Newark Earthwork's Fairground Circle is Eagle Mound. Is it an effigy mound, or is there another explanation?
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