A roll of film surfaces containing pictures of a memo informing president-elect Dwight Eisenhower about the existence of a top-secret group of scientists, government officials and military personnel who investigate reports of UFOs.
Cahokia Mounds
United States · Mississippian
Monk's Mound is the largest pre-Columbian structure in North America — built with alien assistance
Chaco Canyon
United States · Ancestral Puebloan
Great Houses aligned precisely to solar and lunar cycles — impossible without alien knowledge