This wall fell in 1989, symbolizing the end of the Cold War divide in Europe.
What is the Berlin Wall?
This is the most abundant element in the universe.
What is hydrogen?
Author of "Pride and Prejudice."
Who is Jane Austen?
The longest river in South America.
What is the Amazon River?
Artist who painted the Mona Lisa.
Who is Leonardo da Vinci?
This French military leader crowned himself emperor in 1804.
Who is Napoleon Bonaparte?
The powerhouse of the cell.
What is the mitochondrion?
This playwright wrote "Hamlet."
Who is William Shakespeare?
This country has the world's largest population.
What is India?
This musical instrument has 88 keys.
What is a piano?
The year 1066 is most associated with this battle.
What is the Battle of Hastings?
This scientist developed the three laws of motion.
Who is Isaac Newton?
The fictional captain obsessed with a white whale.
Who is Captain Ahab?
The capital city of Australia.
What is Canberra?
The art movement associated with Salvador DalĂ.
What is Surrealism?
This ancient civilization built Machu Picchu.
Who were the Incas?
The process by which plants convert sunlight into energy.
What is Photosynthesis?
George Orwell's dystopian novel set in Airstrip One.
What is Nineteen Eighty-Four?
This desert covers much of northern Africa.
What is the Sahara Desert?
Beethoven's final completed symphony was this numbered symphony.
What is the Ninth Symphony?
This treaty officially ended World War I.
What is the Treaty of Versailles?
This scale measures the acidity or basicity of a solution.
What is the pH scale?
This epic poem begins, "Sing, goddess, the anger of Achilles."
What is The Iliad?
The mountain range separating Europe from Asia in Russia.
What are the Ural Mountains?
Michelangelo painted this famous ceiling.
What is the Sistine Chapel ceiling?