中国大陆城市轨交2024年高峰断面客流量≥3万人次的线路

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

Name the 20 cities ranked as the world's top financial centers according to the Global Financial Centres Index.

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

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