Across the globe, certain prisons have earned reputations for extreme violence, overcrowding, and harsh conditions. These facilities often house the most dangerous criminals, operate with limited ...

You’ll never want to visit these Texas prisons — home to the most dangerous and violent inmates in the Lone Star State.

HASAKAH, Syria—In a wing of the notorious Al Sina prison in northeastern Syria, where some of the world’s most dangerous inmates are held, guards wearing balaclavas stood along a corridor lined with ...