One of the key pieces of evidence of diffusion presented in "The Nephilim Chronicles: Fallen Angels in the Ohio Valley" are the similarities of mound types.of the Beaker People in England and those in the Ohio Valley.
Large burial mound sourrounded by a deep moat in Hocking County, best described as a Bowl Barrow. In addition, there is also a solar temple or henge. Both earthwork and mound types can be found on the landscape around Stonehenge that was constructed by whom the archaeologists call "Beaker People", but were actually Amorite metal traders who originated in the Levant.
This Beaker mound located near Fredericksburg, Ohio is best described as a Bowl Barrow.
The Grave Creek mound in Moundsville, West Virginia once was surrounded by a ditch. Best described as a Bowl Barrow.
Burial mound at Marietta, Ohio with exterior ditch and wall is best described as a Bell Barrow.
Burial mound noted as the Biggs mound on the Kentucky side of the Portsmouth, Ohio earthwork complex is also most closely aligned to what is known as a Bell Barrow in England.
Burial mound near, Warren, Indiana is surrounded by a slight ditch and a small berm, best described as a Disc Barrow.