1. Who developed the theory of relativity?

2. Which famous London theatre is most closely associated with William Shakespeare and his playing company?

3. What is the name of the artistic technique pioneered by Leonardo da Vinci that involves the subtle blending of colors to create a 'smoky' effect?

4. What percentage of Frida Kahlo's total output of paintings were self-portraits?

5. In which French town did Vincent van Gogh paint many of his most famous works, including his yellow house and sunflowers?

6. Cleopatra was a member of which Greek-origin dynasty that ruled Egypt?

7. What was the birth name of the leader who became known as Genghis Khan?

8. At which 1815 battle was Napoleon finally defeated by the Duke of Wellington?

9. What is the name of Voltaire's famous 1759 satirical novella that critiques philosophical optimism?

10. Which U.S. state's landscape became a major inspiration for Georgia O'Keeffe's later work?

11. What process, named after Louis Pasteur, involves heating liquids to kill harmful pathogens?

12. What was the motto of the Women's Social and Political Union (WSPU) founded by Emmeline Pankhurst?

13. According to Sun Tzu, what is the 'supreme art of war'?

14. In which city was Joan of Arc executed by being burned at the stake?

15. Which major land acquisition did Thomas Jefferson oversee in 1803?

16. What was the name of the German cipher machine that Alan Turing helped crack during WWII?

17. Which modern technology is based on the frequency-hopping invention co-created by Hedy Lamarr?

18. Which Jane Austen novel features the character Elizabeth Bennet and the wealthy Mr. Darcy?

19. In which Indian city did Mother Teresa establish the headquarters of the Missionaries of Charity?

20. In which year was the Slave Trade Act, promoted by Wilberforce, passed by the British Parliament?