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 ...

At the age of 16, Robin Lee Graham had set sail from southern California on his 24-foot sloop, the Dove. He planned to ...

First opened in 1970 and shut down in 2011, the Élan School was the "last resort" for parents of teens with behavioral problems — and allegedly a site of systemic abuse. For some, the idyllic woods of ...

These photos of the Dyatlov Pass Incident document the days leading up to the mysterious deaths of nine young hikers — and the investigation into their gruesome deaths.

The 19th-century Persian royal "Princess Qajar" never existed, but Fatemeh Khanum "Esmat al-Dowleh" and Zahra Khanum "Taj al-Saltaneh" certainly did.

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.

The Sea Peoples terrorized Egypt and the Mediterranean during the Bronze Age, but their identity and origins remain mysterious to this day.

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." ...

More On The Curious Cubic Houses Of Rotterdam Completing the tilted design, the walls and windows are all angled at 54.7 degrees, providing excellent views of the surrounding area. The only drawback – ...

Experience the largely forgotten horrors of the Philippine-American War, one that seldom makes much of an impact in the history books.

Juana Maria initially lived on the island with her son, but after he died in a fishing accident, she was left completely on her own.

Since 2011, investigators have considered every scenario regarding Phoenix Coldon's disappearance. From sex trafficking enslavement to purposefully running away — or being murdered.