The World's Craziest Population Pyramids
8:12
Types of Population Pyramids
17:47
Russia is Running Out of People
13:30
Interesting & Strange Demographics Around The World
15:04
Turkic peoples/ countries EXPLAINED!
15:28
The Geography of the Ice Age
12:25
Why Most Humans Live Inside This Small Circle
21:10
Slavery - Summary on a Map
9:33