How many continents are there?
8:43
What will the world look like in 250 million years?
8:18
Where is America?
12:16
There are NOT 195 countries
9:27
Hexagons are the Bestagons
9:16
The longitude problem: history's deadliest riddle
13:17
Why are there no bridges in East London?
12:26
The Phantom Island of Google Maps
22:52