Ancient Tunnel at Mounds State Park

The Nephilim Chronicles; Fallen Angels in the Ohio Valley

This is the only photo known to exist of the ancient tunnel at Mounds State Park.  http://tnephilim.blogspot.com/2013/11/rare-photograph-of-ceremonial-cave.html

Nephilim Chronicles: Giant Human Skeletons: Rare Photograph of the Ceremonial Cave Entrance at...

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Rare photograph of the ceremonial cave entrance at Mounds State Park