At Georgia’s Fort Mountain State Park, a historical marker erected in the 1960s tells of a mysterious race of “moon-eyed” people that are said to have occupied Appalachia until they were vanquished by the Cherokee hundreds of years ago. Nearby sits an ancient stone wall, thought to be the remains of a battlement that some people believe was built by these weird little critters to defend themselves from their Native American foe. According to the legend, the moon-eyed people were short, white-skinned and bearded, and only came out at night because their fragile eyes couldn’t handle daylight. Un…