Beneath the surface of Turkey lies Derinkuyu, an ancient underground city built to house 20,000 people. But why was it created, and who lived here? Join me as I explore its deep tunnels and uncover ...

About the same time William Travis, Jim Bowie and Davy Crockett were defending the Alamo in San Antonio in 1836, a prison along the Missouri River in Jefferson City was ...

We often wonder what ancient cities looked like, what buildings, walls, and colors did they feature. But rarely do we ask: ...