Although I realize that war is nothing but a scourge on this world, I can't help but be fascinated by the war machines that were used in the past century, not least tanks. Some of the largest tanks ever built were actually built during the WWI era, and the general trend was for them to get smaller and faster as time wore on. Take a look at this fascinating infographic about WWI and WWII tanks:
**TIP**: If you're viewing this post on your smartphone, you can either zoom in for a better view of the text, or alternatively flip your phone to a horizontal position.
|Content Source: 9GAG|