... that Kolkata, the smallest by area of India's six A-1 cities, has the country's largest suburban rail system by track length and number of stations (one pictured)?
... that a one-legged engineer rode the escalators at Earl's Court tube station on their first day of operation to reassure passengers of their safety?
... that India's first metro, the Kolkata Metro, was first proposed in 1919 but became operational only in 1984?
... that the New York City Subway's E train has been nicknamed the "Homeless Express" due to its large ridership of homeless people?
... that it took 190 litres (42 imp gal; 50 US gal) of paint to complete the livery of the Indian locomotive class WDG-4G(pictured)?
... that the New York City Subway's 7 train has been nicknamed the "International Express" due to the ethnic diversity of communities on its route?
... that the Medford branch had 21 daily round-trip passenger trains in 1906, but carried just a single carload of fish in 2010?
... that it took three years to construct a subway line to 86th Street in New York City, and another nine years to extend it by one stop to 95th Street?
... that when introduced in 1974, the British Rail Passenger Timetable cost 50p (the equivalent of £10 today) and its 1,350 pages provided times for the entire year?
... that a new platform was built at the Bowling Green station in Manhattan after it became overcrowded just four years after opening?
... that after the demolition of much of the elevated Myrtle Avenue Line, service on New York City's B54 bus route was increased by 700 percent?
... that the 145th Street station in Manhattan was slated to be replaced with another subway station in the 1960s, but remained open following protests?
... that despite overcrowding at the Nostrand Avenue station in Brooklyn, two of its entrances remained closed for several decades?
... that a shortened route for the proposed Brooklyn–Queens Connector streetcar, announced in 2018, would be more expensive than the original plan?
... that Canberra MRT station was designed with a nautical theme to reflect Singapore's historical role as a British naval base?
... that some Taiwanese train tickets are collected because the combination of station names is considered to be auspicious?
... that before the opening of a new subway line, passengers at the 169th Street station in Queens had to wait just to get to the platform during rush hours?
... that British Rail's Automatic Train Protection system was estimated to cost £11 million per life saved, more than the £4 million per life to be considered good value for money?
... that when Eureka Iron & Steel Works produced the first steel rails in the United States in 1865, it marked the beginning of the American steel industry?