A collection of intriguing and quite useless maps (20 pictures).
1. The world during the last ice age
Source: landofmaps
2. If Great Lakes were in Europe
Source: greatlakesguru.com
3. Light pollution in USA
Source: survivalblog.com
4. All countries with only one neighbour
Source: reddit.com
5. Antarctica time zones
Source: io9.com
6. All the landlocked countries
Source: imgur.com
7. If the Earth was flat
Source: en.wikipedia.org
8. A different perspective
Source: mlkshk.com
9. Population density in the USA by decade
Source: thefullwiki.org
10. Land and water switched
Source: ircimg.net
11. Mario Brothers Earth
Source: jaymug.com
12. Total milk consumption
Source: foodbeast.com
13. The use of electrical sockets
Source: lesvamosachorrear.com
14. Popularity if Internet browsers
Source: althistory.wikia.com
15. Writing systems in the world
Source: globa-lingua.org
16. America from 1814
Source: antiquemaps4u.com
17. All the countries that England has ever invaded (and that is all but 22 countries!)
Source: wtf.nl
18. Popularity of sports in the world
19. Countries with McDonalds
Source: landofmaps
20. What is on the exact opposite side of the planet
Source: uselessfactoftheday.blogspot.com