G7-京新高速公路途径行政区

196 countries. 196 flags. The ultimate challenge for geography champions.

Can you name these 20 countries that have been shaded in black on the world map? The answers change every time you play!

In terms of population, which European urban areas rank in the top 200 globally?

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