ANSWERS

1. Arthur

2. Cooktown

3. Troy

Eratosthenes' date is a calculation, not a historical record; historians cannot say exactly when, or whether, the Troy of legend fell. The site of Troy is near Hisarlık in Turkey.

4. Neil Kinnock

5. Alabama

6. Vuvuzelas

7. Osnabrück

The date is by the Julian calendar used in Britain (22 June by the Gregorian calendar used in Germany). George was buried in Hanover.

8. The Hay Wain (John Constable)

9. Der Rosenkavalier (Richard Strauss)

10. Calypso (Jacques Cousteau)

11. Three (Sir Jackie Stewart)

12. Willy Wonka and the Chocolate Factory (Gene Wilder)

13. House (House M.D.) (Hugh Laurie)

14. Tyrion Lannister (Peter Dinklage)

15. Standing upright

The story goes that Jonson, being poor, asked only for a grave two feet square. His gravestone reads "O rare Ben Jonson". His exact date of birth is uncertain.

16. The Super Bowl trophy (the Vince Lombardi Trophy)

17. Marion (Marion Morrison)

18. Benjamin Franklin

19. HMS Erebus and HMS Terror

The date of Franklin's death is known only from a note left in a cairn by his men in 1848. Both wrecks were found in 2014 and 2016.

20. The Dam Busters (Richard Todd)