here:

1. It is illegal to die in the Houses of Parliament (27 per cent)
2. It is an act of treason to place a postage stamp bearing the British monarch upside-down (7 per cent)
3. In Liverpool, it is illegal for a woman to be topless except as a clerk in a tropical fish store (6 per cent)
4. Mince pies cannot be eaten on Christmas Day (5 per cent)
5. In Scotland, if someone knocks on your door and requires the use of your toilet, you must let them enter (4 per cent)
6. In the UK, a pregnant woman can legally relieve herself anywhere she wants, including in a policeman’s helmet (4 per cent)
7. The head of any dead whale found on the British coast automatically becomes the property of the King, and the tail of the Queen (3.5 per cent)
8. It is illegal not to tell the tax man anything you do not want him to know, but legal not to tell him information you do not mind him knowing (3 per cent)
9. It is illegal to enter the Houses of Parliament in a suit of armour (3 per cent)
10. In the city of York it is legal to murder a Scotsman within the ancient city walls, but only if he is carrying a bow and arrow (2 per cent)
11. In Ohio, it is illegal to get a fish drunk (9 per cent)
12. In Indonesia, the penalty for masturbation is decapitation (8 per cent)
13. In Bahrain, a male doctor can only examine the genitals of a woman in the reflection of a mirror (7 per cent)
14. In Switzerland, a man may not relieve himself standing up after 10pm (6 per cent)
15. In Alabama, it is illegal to be blindfolded while driving a vehicle (6 per cent)
16. In Florida, unmarried women who parachute on a Sunday could be jailed (6 per cent)
17. In Vermont, women must obtain written permission from their husbands to wear false teeth (6 per cent)
18. In Milan, it is a legal requirement to smile at all times, except at funerals or hospital visits (5 per cent)
19. In Japan, there is no age of consent (5 per cent)
20. In France, it is illegal to name a pig Napoleon (4 per cent)

Consider this an open thread.