Effigy Mounds National Monument

geographical name

Definition of Effigy Mounds National Monument

site containing prehistoric mounds on the Mississippi River northwest of Dubuque in northwestern Iowa

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Cite this Entry

“Effigy Mounds National Monument.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Effigy%20Mounds%20National%20Monument. Accessed 12 Jun. 2021.

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