What if Gunpowder Never Existed?
11:26
What if the Black Death Never Happened?
18:26
What if Stalin Never Came to Power?
23:20
The History of the World According to 'Ancient Aliens'
29:15
I 3D-Printed a Glock to See How Far Homemade Guns Have Come
29:55
Most Incredible Ancient Weapons
10:24
Evolution of Early Gunpowder Weaponry - from Ancient China to Europe
13:38
What if Russia Kept Alaska?
17:11