A gigantic map of all the cool plaques in the world. A project of 99% Invisible.

Troyville Earthworks (#1)

The 82-foot-tall "Great Mound" of Troyville once stood here. In 1936, Archaeologist Winslow Walker made this diagram, depicting the size and shape of the mound. Today, only 3 feet of mound fill remains.

The 82-foot-tall "Great Mound" of Troyville once stood here. In 1936, Archaeologist Winslow Walker made this diagram, depicting the size and shape of the mound. Today, only 3 feet of mound fill remains.

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