Malaysia is a small country in Southeast Asia that is home to one of the world's tallest buildings - the Petronas Towers. More than 25 million people live in Malaysia and about 60% of them are Muslims as the country's official religion is Islam.

Bangladesh is a country in South Asia massively populated with over 153 million people. It is one of the poorest countries in the world with almost half of its population living below the poverty line and illiterate.

Latvia is a country in north-eastern Europe with less than 2.3 million people. It is one of the countries of the world with a declining birth rate and population. There were more people in Latvia twenty years ago, and even 100 years ago, than today.