ANSWERS

1. The Lincoln Memorial

2. The Slavery Abolition Act

3. Enceladus

4. Scientific American

5. Pepsi-Cola

6. UPS

7. A radio advertisement (the first paid radio commercial)

8. Charles and Diana (the Prince and Princess of Wales)

9. Barack Obama

10. Franz Liszt

11. Johann Wolfgang von Goethe

12. Leo Tolstoy

Tolstoy was born on 28 August 1828 in the Julian calendar used in Russia at the time. In today's calendar that is 9 September 1828, which is the date many modern sources give.

13. Elizabeth Ann Seton

14. Edward Burne-Jones

15. Donald O'Connor

16. Shania Twain

17. Jack Black and Jason Priestley

18. Florence Welch (Florence and the Machine)

19. St Augustine of Hippo

20. John Huston