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