What is a 'typographer' and when was it invented? Answer here
How many different pieces of steel are there in the Eiffel Tower? Answer here
Which 'Public enemy No.1' was arrested by the FBI in Chigaco on 22nd July 1934? Answer here
What was the world's lowest recorded temperature and where was it ? Answer here
What factor is taken into account when deciding who plays on Centre Court at Wimbledon? (Grrr!) Answer here