Now, to add to this age-old confusion, it has emerged that a similarly enigmatic stone structure has been ... that prehistoric tribes roam to the Great Lakes for thousands of years, very little ...
Only 15% of the lakebed has been documented to modern standards, making it difficult to predict how floods, storms and ...
The Lake Carriers' Association (LCA) on Wednesday reported that shipments of limestone on the Great Lakes totaled nearly 3 ...