Hopewell Ceremonial Earthworks: Ohio's First UNESCO World Heritage Site
7:15
Exploring the Ancient Hopewell Culture: Mounds, Earthworks, and Sacred Ceremonies
3:29:21
Muhteşem Üçlü: Tarihi Şekillendiren Şehirler
51:46
Johnson's Island Civil War Prison
45:26
The Newark Earthworks: One of the World's Ancient Wonders - Oct 11, 2023 History Speaks presentation
4:56
Ancient earthen structures in Ohio become a UNESCO World Heritage Site
10:32
LCV Cities Tour - Columbus: Newark Earthworks
1:01:59
Toledo, Port Clinton, Lakeside Interurban Railway
23:50