Two of the Most Mysterious Sites in the U.S....
There are ancient mysteries all over the world tha... ...en it peaked from 1050-1200. More than 120 “ mounds ” were built for ceremonial purposes and to... ...ed in the area in 1699 and the monks who made the mounds their home in 1809, it’s still not known wh...
https://www.neatorama.com/2010/02/24/two-of-the-most-mysterious-sites-in-the-u-s/
