ヨーロッパの首都地図クイズ

Can you name the capitals cities of all 196 countries in the world?

I've never even come close - and it's not for lack of trying!

There are 16 countries with a population of at least 100 million. Click them all without clicking any incorrect countries.

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