Ancient Discoveries
Season 6 Episode 4 - Ancient Secret Agents
9.0 ?
2003
Documentary
The systems by which ancient intelligence services transmitted messages over thousands of miles is investigated. Methods by which ancient spies sent secret messages are reviewed such as invisible ink made of human sperm and how they wrote on the inside of a raw egg. Discover how the ninja used explosives, not just darts and poisons. How a Roman James Bond used a suit made of cork to support him in full armor across a river is also explored.
Episodes in Season 6
1
Airborne Assault
60 min
2
Guns n' Ammo
3
Ancient Mega-Fort
60 min
4
Ancient Secret Agents
NOW PLAYING
5
Gruesome Medicine
6
Riots and Revolution
60 min
7
Ancient Commandos
60 min
8
Ancient Special Forces
60 min
9
Twisted Weapons of the East
10
Ancient Record Breakers
60 min
11
Mega Ocean Conquest
60 min
12
Rituals of Death
13
