9 ฤดูกาล
65 ตอน
Sworn to Secrecy: Secrets of War - Season 4 Episode 1
From Germany's Big Bertha in World War One to Iraq's top secret Project Babylon, they are the ultimate projection of force... secret cannons designed to strike their target from miles away, hand-held rifles that pack the power of the atom and super guns capable of launching satellites into space.
- ประเทศ : United States of America, South Korea, United Kingdom, France, Germany, Russia, Vietnam
- ประเภท : War & Politics, Documentary
- ผู้อำนวยการ :
- นักแสดง : Charlton Heston
