10 curious truths about Stonehenge

Archaeologists just discovered an ancient South American mystery religion

Why y'all is such a useful word

Rare 'elixir of immortality' recovered from ancient Chinese tomb

What is the purpose of a monument?

Deep layers of ancient human poop were found at the bottom of an Illinois lake

Uninhabited Irish isle for sale, complete with ruins and 'curse stone'

This is the remarkable 3,245-year-old rope that sealed King Tut's tomb

Scratches made by ancient witches discovered in UK cave

Massive centuries-old 'ice house' rediscovered under streets of London

This family's 8-year odyssey brought them to 418 national sites across America

How America got its name