Underground Marvels

Season 1 Episode 3: Secrets of the Terror Tunnels

A vast system of tunnels built almost three thousand years ago was the site of the greatest battles of antiquity, and these disorienting passages could be the deadliest weapon in war; experts reveal what made this underground world so terrifying.

Genre:

Documentary

Seasons:

2

Episodes:

20

Actor:

Chris Jarman

Quality:

HD

Status:

Returning Series

First Air:

2019

IMDb:

6.5