Lower Valley of the Omo


World Heritage Identification Number: 17

World Heritage since: 1980

Category: Cultural Heritage

Transboundary Heritage: No

Endangered Heritage: No

Country: 🇪🇹 Ethiopia

Continent: Africa

UNESCO World Region: Africa

Map

The Lower Valley of the Omo: A Pivotal Site in Human Evolution Studies

The Lower Valley of the Omo, located in southern Ethiopia, stands as a significant testament to the rich history and evolution of humanity. This prehistoric site, nestled near the shores of Lake Turkana, has garnered international acclaim due to its numerous fossil discoveries, particularly those of Homo gracilis.

More to come…

UNESCO Description of the World Heritage Site

A prehistoric site near Lake Turkana, the lower valley of the Omo is renowned the world over. The discovery of many fossils there, especially Homo gracilis, has been of fundamental importance in the study of human evolution.

Encyclopedia Record: Omo River

The Omo River in southern Ethiopia is the largest Ethiopian river outside the Nile Basin. Its course is entirely contained within the boundaries of Ethiopia, and it empties into Lake Turkana on the border with Kenya. The river is the principal stream of an endorheic drainage basin, the Turkana Basin.

Read more on Wikipedia

Additional Site Details

Area: Not available

UNESCO Criteria: (iii) — Unique or exceptional testimony to a cultural tradition
(iv) — Outstanding example of a type of building or landscape

Coordinates: 4.8 , 35.96666667

Image

Image of Lower Valley of the Omo

© Bernard Gagnon, CC BY-SA 3.0 Resized from original. (This derivative is under the same CC BY-SA license.)

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Nearby World Heritage Sites

Konso Cultural Landscape
168 km — Ethiopia
Lake Turkana National Parks
203 km — Kenya
The Gedeo Cultural Landscape
303 km — Ethiopia
Bale Mountains National Park
474 km — Ethiopia
Tiya
499 km — Ethiopia

Country Information: Ethiopia

Flag of Ethiopia

Official Name: Federal Democratic Republic of Ethiopia

Capital: Addis Ababa

Continent: Africa

Population (2024): 132,059,767

Population (2023): 128,691,692

Population (2022): 125,384,287

Land Area: 1,128,570 sq km

Currency: Ethiopian birr (ETB)

Country Data Sources

Last updated: January 18, 2026

Portions of the page Lower Valley of the Omo are based on data from UNESCO — World Heritage List Dataset and on text from the Wikipedia article Omo River, 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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