Difficult Geography Quiz #3

There are 78 different names for the currencies used by the different countries of the world. How many can you name?

Fill in the map by guessing languages. When you guess a language, all the countries that use it as an official language will be filled in.

Twenty three cities have hosted the Summer Olympics at least once. Can you click them all without making any mistakes?

Drag the flag onto the correct country. Careful, though! One wrong move and the game ends.