Biggest cities in Reunion

Can you name all the countries that have ever been members of OPEC, the Organization of Petroleum Exporting Countries?

20 random countries have been removed from the map of the world! Can you identify them in 3 minutes?

In one minute, can you match each set of highlighted countries with the letter they start with?

Drag the pin onto the correct country. Careful, though! Three wrong moves and the game ends.