The capital of Poland is Warsaw.

The most populous city in the world is Tokyo.

The capital of Brazil is São Paulo.

The Amazon is the longest river in the world.

Russia is the largest country in the world.

The Sahara is the world's largest desert.

The capital of Canada is Vancouver.

Norway is the country with the highest per capita income.

Earth has 6 continents.

There are 7 oceans on Earth.