For more than 250 years, this extraordinary gold-mounted stone cabinet has concealed a remarkable secret.

Built for security reasons by the Medici family, the Vasari Corridor is a half-mile-long corridor running through the very heart of Florence.

New York is the biggest city in the country...but it's got some dark secrets in its past.

In 1692, the townspeople of Salem, Massachusetts found themselves in a panic over witchcraft. But after several months, the paranoia and violence ended almost as quickly as it began. All trials were halted, publications about the terror were officially ba...