Network of ancient American Indian earthworks in Ohio named to list of UNESCO World Heritage sites
The massive earthworks join a list of famed sites that includes Greece’s Acropolis, Peru’s Machu Picchu and the Great Wall of China.
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10TV Columbus
Network of ancient American Indian earthworks in Ohio named to list of UNESCO World Heritage sites (opens 10TV Columbus)10TV Columbus's feed description
The Guardian
Indigenous burial mounds in Ohio become Unesco world heritage site (opens The Guardian)The Guardian's feed description