File:World map - low resolution.svg - Wikipedia
Azimuthal equidistant projection - Wikipedia
Leonardo's world map - Wikipedia
File:World railway network.svg - Wikipedia
File:World map blank shorelines semiwikimapia.svg - Wikimedia Commons
1st, 2nd and 3rd World Countries Compared to Developed and
Early world maps - Wikipedia
File:World.pdf - Wikipedia
File:World.pdf - Wikipedia