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Tube Lines
The only tube line that's completely underground
Waterloo & City Line
The only other tube line, aside from the above, where all the passenger sections are underground
Victoria Line
Thought to be the most overcrowded tube line
Northern Line
Thought to be the least overcrowded tube line that runs 7 days a week
Hammersmith & City Line
The tube line that's shaped like a spiral
Circle Line
The tube line that goes furthest south
Northern Line
The tube line whose name was initially described by The Railway Magazine as an undignified "gutter title"
Bakerloo Line
The most recently-built tube line
Jubilee Line
The tube line that spans the most distance (74km)
Central Line
The tube line with the most stations (four) that lie outside of the London Orbital motorway
Metropolitan Line
Tube Stations
The tube station that is served by the most tube lines (six)
King's Cross St. Pancras
The tube station that is reportedly built upon a 17th-century plague pit containing over 1000 bodies
Aldgate
The only tube station that appears in two different places on the official Tube Map
Marylebone
The tube station that's the namesake of an absurdist comedy game on a BBC Radio 4 panel show
Mornington Crescent
The tube station that contains an unmarked door that allows certain people to walk directly from the station into Parliament without ever stepping outside
Westminster
The tube station which was named, 'by analogy', because it was near a district called Kingsbury
Queensbury
The tube station in which Jerry Springer was born, during a 1944 air raid
East Finchley
The tube station with a giant swastika emblazoned upon its ticket office floor - dating to December 1934, this pattern was seemingly chosen due to its 'lucky connotations' rather than as homage to its usage by the Nazis
Upminster Bridge
The sole tube station that only serves trains in one direction, not two
Heathrow Terminal 4
The only tube station with the word "London" in its name