A
What's the biggest country in the world?
Russia
What's the longest river in the world?
The Nile
What's the coldest continet in the world?
Antarctica
What's the biggest continent in the world?
Asia
What's the most populous country in the world?
India
What's the largest desert in the world?
The Sahara desert
What's the highest mountain in the world?
Mount Everest
What's the biggest land animal?
The elephant
What's the biggest ocean in the world?
The Pacific
What's the smallest country in the world?
Vatican City
What's the biggest bird in the world?
Ostrich
What's the biggest city in the world?
Tokyo
What's the biggest animal in the world?
Blue whale
What country is the most popular tourist destination country in the world?
France
What's the hardest substance on Earth?
Diamond