Stranger than fiction.

Some of Stonehenge's massive stones were dragged nearly 150 miles across ancient Britain by people with no wheels, no metal tools, and no written language — and archaeologists still don't fully agree on exactly how, or precisely why.

Somewhere in Virginia, there's supposedly millions in buried gold — and the only map is a code nobody has cracked in over 150 years.

A Minnesota farmer found a stone in 1898 claiming Vikings reached the American Midwest in 1362 — most experts call it a hoax, but it's never been fully settled.

A copper sculpture at CIA headquarters has kept codebreakers stumped for over 30 years — and the solution might get auctioned off.

A remote Pacific island has drawn over 500 documented treasure-hunting expeditions searching for a pirate fortune supposedly buried there in the 1820s — and every single one has come back empty-handed.

A single monk allegedly wrote an entire 165-pound medieval manuscript in one night to save his own life — with the devil's help, according to the legend that's followed the book for 800 years, and includes a full-page portrait of Satan drawn right into the text.