None of the Irish scientists, interviewed in the program, were aware of the Appalachian Connection, but I quickly recognized it . . . but there was also a connection to the South Atlantic Coast. In satellite imagery, Ireland's stone ring complexes are identical in appearance to the shell ring complexes at such locations as Sapelo Island, Georgia and Edisto Island, South Carolina. There is a catch, though. Construction of stone rings ended in Ireland around 2400 BC, just as construction of shell rings and creation of North America's oldest pottery