Which planet is closest to the Sun in our solar system?

Which country is the second largest in the world by total area?

Which city is known as the City of Gold?

The Silk Road was a network of trade routes connecting which regions?

Which is the most widely spoken language in the world by number of native speakers?

What is the currency of Indonesia?

The philosopher who said 'I think therefore I am' was?

Which country has the most spoken languages?

The Trojan War was fought between ancient Greece and which city?

The Battle of Waterloo took place in which year?

Which river is known as the lifeline of Egypt?