Russia is the largest country in the world.
The most populous city in the world is Tokyo.
Earth has 6 continents.
The capital of Brazil is São Paulo.
Norway is the country with the highest per capita income.
The Sahara is the world's largest desert.
The capital of Poland is Warsaw.
The Amazon is the longest river in the world.
The capital of Canada is Vancouver.
There are 7 oceans on Earth.
