Hopewell Ceremonial Earthworks


World Heritage Identification Number: 1689

World Heritage since: 2023

Category: Cultural Heritage

Transboundary Heritage: No

Endangered Heritage: No

Country: 🇺🇸 United States of America

Continent: Americas

UNESCO World Region: Europe and North America

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Exploring the Ancient Mysteries of Hopewell Ceremonial Earthworks

The Hopewell Ceremonial Earthworks, inscribed as a UNESCO World Heritage Site in 2023, offer a captivating glimpse into the rich cultural heritage of pre-Columbian North America. Situated primarily along the central tributaries of the Ohio River in present-day Ohio, these monumental earthen enclosures represent the pinnacle of the Hopewell culture, which flourished between 2,000 and 1,600 years ago.

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UNESCO Description of the World Heritage Site

This property is a series of eight monumental earthen enclosure complexes built between 2,000 and 1,600 years ago along the central tributaries of the Ohio River. They are the most representative surviving expressions of the Indigenous tradition now referred to as the Hopewell culture. Their scale and complexity are evidenced in precise geometric figures as well as hilltops sculpted to enclose vast, level plazas. There are alignments with the cycles of the Sun and the far more complex cycles of the Moon. These earthworks served as ceremonial centres and the sites have yielded finely crafted ritual objects fashioned from exotic raw materials obtained from distant places.

Encyclopedia Record: Hopewell Ceremonial Earthworks

Hopewell Ceremonial Earthworks is a World Heritage Site in the United States preserving eight monumental earthworks constructed by the Hopewell Culture. The sites consist of large geometric shapes covering several acres in area. Constructed between approximately 0 and 400 AD, the earthworks lie along tributaries of the Ohio River in the present-day state of Ohio. They depict the richness and depth of pre-Columbian culture, science, astronomy, and sacred monumental architecture. Many sites were plowed and reduced in size during almost 200 years of agricultural use.

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Additional Site Details

Area: 320.7 hectares

UNESCO Criteria: (i) — Masterpiece of human creative genius
(iii) — Unique or exceptional testimony to a cultural tradition

Coordinates: 40.0536583333 , -82.4460611111

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Image of Hopewell Ceremonial Earthworks

© , CC BY-SA 4.0 Resized from original. (This derivative is under the same CC BY-SA license.)

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Country Information: United States of America

Flag of United States of America

Official Name: United States of America

Capital: Washington, D.C.

Continent: Americas

Population (2024): 340,110,988

Population (2023): 336,806,231

Population (2022): 334,017,321

Land Area: 9,147,420 sq km

Currency: United States dollar (USD)

Country Data Sources

Last updated: January 18, 2026

Portions of the page Hopewell Ceremonial Earthworks are based on data from UNESCO — World Heritage List Dataset and on text from the Wikipedia article Hopewell Ceremonial Earthworks, licensed under CC BY-SA 4.0. Changes made. Additional original content by World Heritage Explorer (WHE), licensed under CC BY-SA 4.0. WHE is not affiliated with UNESCO or the World Heritage Committee. Legal Notice. Privacy Policy.

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