On a rugged bluff overlooking the Ohio River, known locally as "Devil's Backbone," centuries of overgrowth obscures a secret of history... In 1799, early settlers found six skeletons clad in breastplates bearing a Welsh coat of arms. Indian legends told of "yellow-haired giants" who settled in Kentucky, southern Indiana, southern Ohio and Tennessee -- a region they called "the Dark and Forbidden Land." Archeologists debunk the legend. They say that evidence indicates that the natives of the region once conducted a vigorous trading network nearby and buried their dead on the bluff... Upstream about 14 miles from Louisville, Ky., the...