The Biggs Site also known as the Portsmouth Earthworks Group C, is an Adena culture

Adena culture

The Adena culture was a Pre-Columbian Native American culture that existed from 1000 to 200 BC, in a time known as the early Woodland Period. The Adena culture refers to what were probably a number of related Native American societies sharing a burial complex and ceremonial system...

 archaeological site

Archaeological site

An archaeological site is a place in which evidence of past activity is preserved , and which has been, or may be, investigated using the discipline of archaeology and represents a part of the archaeological record.Beyond this, the definition and geographical extent of a 'site' can vary widely,...

 located near South Shore

South Shore, Kentucky

As of the census of 2000, there were 1,226 people, 539 households, and 335 families residing in the city. The population density was 1,916.9 people per square mile . There were 605 housing units at an average density of 945.9 per square mile...

 in Greenup County, Kentucky

Greenup County, Kentucky

Greenup County is a county located in the U.S. state of Kentucky. It was formed in 1804. As of 2000, the population was 36,891. Its county seat is Greenup. The county is named in honor of Christopher Greenup....

. Group C was originally a large series of concentric circular embankments and ditches surrounding a central conical burial mound. It was part of a larger complex, the Portsmouth Earthworks

Portsmouth Earthworks

The Portsmouth Earthworks are a large prehistoric mound complex constructed by the Ohio Hopewell culture mound builder indigenous peoples of eastern North America...

 located across the Ohio River

Ohio River

The Ohio River is the largest tributary, by volume, of the Mississippi River. At the confluence, the Ohio is even bigger than the Mississippi and, thus, is hydrologically the main stream of the whole river system, including the Allegheny River further upstream...

, now mostly obliterated by the modern city of Portsmouth, Ohio

Portsmouth, Ohio

Portsmouth is a city in the U.S. state of Ohio and the county seat of Scioto County. The municipality is located on the northern banks of the Ohio River and east of the Scioto River in Southern Ohio. The population was 20,226 at the 2010 census.-Foundation:...

. The site was surveyed and mapped by E. G. Squier

E. G. Squier

Ephraim George Squier was an American archaeologist and newspaper editor.-Biography:He was born in Bethlehem, New York, the son of a minister of English heritage and his Palatine German wife. In early youth he worked on a farm, attended and taught school, studied engineering, and became interested...

 in 1847 for inclusion in the seminal archaeological and anthrolopological work Ancient Monuments of the Mississippi Valley

Ancient Monuments of the Mississippi Valley

Ancient Monuments of the Mississippi Valley by Americans Ephraim George Squier and Edwin Hamilton Davis is a landmark in American scientific research, the study of the prehistoric Mound builders of North America, and the early development of archaeology...

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