A, E, I, O, U ... how many countries can you name for each? See if you can get a perfect score in our latest geography quiz.

A country’s name is its identity. Every country in the world is known by its own name. While some names are brief, some are lengthy. The names of certain countries are a combination of two words.

Country names often fade into the background of a map and eventually become fixed and obvious. But the truth is, they're anything but. These names are often rooted in ancient riddles, happy accidents, ...