The guards shut the door behind you. This freezing cell, a maximum of 2.1 x 3.6 m (7 x 12 ft), could be your home for the rest of your life. The only natural light is slivers that come through a small ...

The investigative minds at How to Survive explore the high-tech locks and total isolation of the world's toughest prisons to see how the human mind handles 23 hours a day in a concrete box.

This book cover image released by Simon & Schuster shows "How to Not Die in Prison" by Taylor Sheridan and Tom Nelson. (Simon & Schuster via AP) This book cover image released by Simon & Schuster ...