Lee Radziwill was an accomplished fashion icon who married a Polish aristocrat, but she always felt like she was living in the shadow of her older sister.

A convicted child molester from Vallejo, California, Arthur Leigh Allen was the only Zodiac Killer suspect ever named by police. Was he really the murderer?

Found inside a ceramic vessel tucked away in a second-floor vault, these coins were likely hidden during Russia's Time of Troubles, the period of political instability that defined the turbulent turn from the 16th century into the 17th.

While expanding a hospital near the city of Córdoba, diggers found a baseball-sized bone dating back 2,200 years that came from the ankle of an elephant.

On April 5, 1976, newspaper photographer Stanley Forman captured a shocking photo of a white demonstrator attacking a Black man with an American flag during an anti-busing protest in Boston — and it was soon clear that the image symbolized something much larger than the busing crisis.

The editors of the Chicago Daily Tribune were so sure that New York Governor Thomas E. Dewey was going to win the presidential election of 1948 that they sent the November 3rd issue to print with the headline "Dewey Defeats Truman" — and then Harry S. Truman emerged victorious.

From several beautifully colored marbles to a reusable writing slate that was found alongside its accompanying pencil and was still covered in children's scribbles, these artifacts illuminate what life was like in the schools of Victorian England.

Mehmet Ali Ağca was sentenced to life in prison for shooting Pope John Paul II in May 1981, but the pontiff publicly forgave him and requested his release after 20 years behind bars.

Found inside a glass bottle known as an unguentarium, this concoction was discovered in the form of dried, dark brown flakes mixed with thyme to mask the smell.

An aerialist in the circus at the turn of the 20th century, Maud Wagner broke barriers by both giving and receiving hundreds of tattoos.