Archaeologists in Mali uncovered Djenné-Djeno, an ancient city of earthen mounds that flourished for centuries before Islam transformed West Africa.

In 1925, British explorer Percy Fawcett entered the Amazon rainforest with his son and another young man, determined to find a mysterious lost city. None of them ever returned, and their disappearance sparked one of the greatest mysteries in exploration history. For decades, people assumed the men had met a terrible fate somewhere in the jungle. But nearly 80 years later, a researcher uncovered evidence suggesting something far stranger: Fawcett might have been planning to disappear all along.

Some road trips take a darker turn. From historic hotels and abandoned prisons to mysterious forests and centuries-old landmarks, every state has a place where fascinating history and unsettling local legends meet.

Discover why popular Disney attractions mysteriously closed, from frightening experiences and engineering failures to unexpected controversies. Explore the surprising stories behind beloved rides that disappeared from Disneyland and Disney World.