By far Gustave Eiffel’s most well-known work, the Eiffel Tower was designed for the 1889 World’s Fair to celebrate the 100th ...

Along with a history of racist wartime propaganda, other forms of hateful posters and political flyers were persistent throughout the 20th century. The infamous white supremacist group Ku Klux Klan ...

From Nephthys, the ancient Egyptian deity who protected mummies, to the Aztec "Lady of the Dead," who continues to play a role in modern festivals, discover history's most fascinating goddesses of ...

In 1900, the lighthouse keepers on a remote Scottish island vanished. The official report called it an accident. But suspicious clues – and a puzzling logbook – point to a darker explanation.

Often described as spiritual messengers and attendants of God, Biblically accurate angels sometimes look very different from what you'd expect. In modern times, Biblical angels are almost always ...

In the 1970s, hundreds of threatening letters flooded a small Ohio town from an author who claimed to know everyone's secrets.

Over the years, more than 20,000 people have vanished in the region between Anchorage, Juneau, and Utqiagvik known as the "Bermuda Triangle of Alaska." ...

According to centuries-old Mexican and Tejano folklore, La Lechuza is a bloodthirsty, shapeshifting owl with the face of an old witch known as a bruja.

Philip Chism was just 14 when he murdered his 24-year-old math teacher Colleen Ritzer at Danvers High School before dumping her corpse behind the school.

Between 1971 and 1973, an unknown serial killer in Rochester, New York strangled three girls who had the same first and last initial in what’s known as the Alphabet Murders.

In May 2013, Gabriel Fernandez was brutally murdered by his mother, Pearl Fernandez, and her boyfriend, Isauro Aguirre, in Los Angeles.

Samantha Koenig was the final victim of serial killer Israel Keyes, who was captured after using her ATM card in Texas.