ANSWERS

1. Ralph Waldo Emerson ("Concord Hymn")

2. The Old North Church (Christ Church)

"One if by land, and two if by sea", as Longfellow's poem "Paul Revere's Ride" put it. Longfellow's poem is far from accurate history: Revere did not see the signal himself, as it was meant for others.

3. Passover

4. Belgium

5. Kent

6. Ada Lovelace

7. It was said to be his favourite flower, and Queen Victoria sent primroses to his funeral

Queen Victoria's wreath carried a note calling them "his favourite flowers". Some historians think she meant Prince Albert's favourite, but the tradition stuck, and the Primrose League was founded in his memory.

8. The Tracey Ullman Show

9. Space station

10. To Catch a Thief

The religious wedding was on 19 April; the civil ceremony was the day before.

11. Patriots' Day

12. LSD

13. Peter Cook (Dudley Moore)

14. Serena Williams (Maria Sharapova)

15. The Rocky Horror Picture Show (Tim Curry)

16. The Untouchables (Eliot Ness)

17. Seaborgium (element 106) (Glenn Seaborg)

18. Hayden Christensen

19. Texas

20. USS Iowa