Extremely Hard General Knowledge #33

Which one of the four regions of Croatia has Split as its largest city?

Starting at the top left state and working your way around clockwise, what are the Four Corners states in the US?

Which confectionary had a TV Advert with the slogan "Buy some for Lulu"?

Which unfinished opera by Giacomo Puccini was eventually completed by Franco Alfano?

In the year 41 A.D. whilst serving as an officer of his guard, who murdered the Roman Emperor Caligula?

In Zoology, which term is given to an animal that has no gills?

Which American actor's autobiography was called Steps in Time?

In which year did London introduce a congestion charge?

Which film, by the Coen brothers, stars Billy Bob Thornton and Frances McDormand as the Ed and Doris Crane?

To two decimal places, 1 Knot is the equivalent of how many miles per hour?

Which American pop band consisting of 3 sisters have had two Number One Albums with Days are Gone in 2013 and Women in Music Pt. 3 in 2020?

Which British Formula 1 driver was World Championship runner up four years in a row from 1955-1958?

Which two letters are represented by a singular dot and a singular dash respectively

"It is a truth universally acknowledged, that a single man in possession of a good fortune, must be in want of a wife" is the first line from which famous novel?

Ruling from 1154-1159, who was the only Englishman to be the Pope?

Which Lithuanian has won the World Strongest Man title four times?

Which Latin term translates to "before war"?

Who won the Best Actor Oscar for Sergeant York (1941) and for High Noon (1952)?

In the Catholic Church, who is the patron saint of artists and doctors?

What is the culinary term given to a steak cut from between two ribs?