There are 7 oceans on Earth.
Norway is the country with the highest per capita income.
The Amazon is the longest river in the world.
The Sahara is the world's largest desert.
Earth has 6 continents.
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.
The capital of Poland is Warsaw.