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