货物吞吐量世界前50中国港口 Top 50 cargo ports in the world which are in China

I finally learned them all. Can you name all 50?

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

With the help of a map, can you name the countries which existed during the Revolution of 1848?

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