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A comment on After 27 years within budget Austria open 6thlongest railway tunnel in the world. Parent comment

Re:After 27 years within budget Austria open 6thlongest rail... by throwaway2037 on Friday December 12, 2025 @08:42AM (#46244042)
This is interesting analysis. Many good points. Regarding this comment: "first mega city on the planet": As I understand, in the modern era, Beijing was the first city in the world to have one million people.
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Re:After 27 years within budget Austria open 6thlongest rail... by ch_sm on Friday December 12, 2025 @01:36PM (#46247166)
Really? I always thought it was London in 1801. Do you have a link to the data?
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Re:After 27 years within budget Austria open 6thlongest rail... by epolanski on Friday December 12, 2025 @03:01PM (#46248159)
Mega cities are 10M+, NYC was the first metropolitan area to cross this milestone and Tokyo the first city proper.
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