One of the ways to identify a country is their flag. During international athletic events like the Olympics and World Cup, people can typically tell a country by their flag. Indonesia and Monaco's ...

Almost every flag in the extensive collection of world flags is recognizable as rectangular. But among all the nations, there are two exceptions—nations with perfect squares for their official flags.

The durability of certain colors combined with history and symbolism have a big hand in why so many countries use colors like red and not black. At the Olympic Games, the vibrant display of national ...