Beneath our feet lie forgotten cities, ancient structures, and puzzling monuments that challenge everything we know about ...

Ohios earthwork monuments are open to tourists. Make that most tourists, anyway. Writer Graham Hancock , a specialist in ...

The Tiwanaku civilization was one of the first and most powerful in the Andes region, but by 1000 A.D., it had collapsed.

In a world where innovation was sweeping across Europe, the British Isles chose a path of solitude, crafting a unique legacy ...

Researchers say they’ve tracked down the origins of Stonehenge’s so-called “Altar Stone,” the monolith at the center of one of the world’s most mysterious monuments.

Archaeologists unearthed Los Abuelos, aka "The Grandparents," a nearly 3,000-year-old Mayan city in Guatemala, complete with pyramids and mysterious monuments that reveal new traces of the ancient ...