23 ฤดูกาล
705 ตอน
Modern Marvels - Season 9 Episode 40
Examines how the great 19th-century peacetime invention developed into a powerful war machine, forever altering how, when, where, and why battles were fought. Also looks at the brave men and women who kept the military Iron Horses running, often at their own peril.
- ประเทศ : United States of America
- ประเภท : Documentary
- ผู้อำนวยการ : Bruce Nash
- นักแสดง :