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Beijing Subway Line 22 Opens From Hongmiao to Pinggu
DELAYED12 months late40% CONFIDENCEin 99 daysEnglish Wikipedia[1] says the line "will open between Hongmiao and Pinggu in late 2026", and the August 2026 report it cites says the line 年底基本具备开通条件 ("will basically meet the conditions for opening by the end of the year"), so the day stands for late 2026.Line 22, built as the Pinggu line, is the first inter-provincial metro line between Beijing and Hebei: 81.82 km and 22 stations from Dongdaqiao in Chaoyang through Tongzhou and Sanhe in Hebei out to Pinggu, using 8-car Type D trains at up to 160 km/h. Empty trial running between Hongmiao and Pinggu began on 25 August 2026; Jintai Xizhao and Dongdaqiao are held back to 2029.0.70Beijing Tongzhou Station Opens as Asia's Largest Underground Station
CONFIRMED90% CONFIDENCE267 days agoThe English Wikipedia[1] article states that the station "opened on 30 December 2025".The integrated transport hub at the Beijing City Sub-centre, under Tongyun Subdistrict in Tongzhou District, took its first passengers on the Beijing-Tangshan and Beijing-Binhai intercity railways, with an interchange to Subway Line 6 at Beiyunhedong. Construction of the hub started on 30 November 2019.CN¥42.1B0.69Beijing Daxing International Airport Opens
CONFIRMED85% CONFIDENCE7.0 years agoHappened as dated, per the source[1]: "The airport opened on 25 September 2019."Beijing opened Daxing International Airport, a vast starfish-shaped terminal designed by Zaha Hadid Architects to relieve pressure on the capital’s overcrowded main airport.0.69Sydney Metro City & Southwest Opens Under the Harbour
CONFIRMED90% CONFIDENCE2.1 years agoHappened as dated, per the source[1]: "Sydney Metro[3] City officially opened on Monday, 19 August 2024."Sydney opened the City & Southwest section of its Sydney Metro, adding a new driverless rail crossing under Sydney Harbour and the CBD alongside the city's largest railway cavern.0.66Sydney Metro West Opens
DELAYED4 years late63% CONFIDENCEin 6.3 yearsSydney Metro’s[2] own project overview targets "an opening date of 2032", a year rather than a day, so it sits at the end of that year.A driverless metro doubling rail capacity between Parramatta and the Sydney CBD. Estimated date.A$27B0.66Jubilee Line Platforms Open at Westminster Underground
Westminster Underground Station, London, United Kingdom
CONFIRMED82% CONFIDENCE26.8 years agoHappened as dated, per the source[1]: "The Jubilee line platforms were opened on 22 December 1999."The deep-level Jubilee line platforms at Westminster Underground opened, completing London's £3.5bn Jubilee Line Extension after engineers dug a 39-metre station box beside the Thames without disturbing Big Ben's foundations.£3.5B0.66Delhi Metro's Golden Line Opens Its First Section, Tughlakabad to Sangam Vihar
DELAYED2 years late61% CONFIDENCEin 99 daysConstruction World[2], 16 September 2026, narrows the year to a month: DMRC is "targeting December 2026 for the opening of the first operational section of the Golden Line between Tughlaqabad and Sangam Vihar. The 8.4-km stretch is planned as the initial section". December is the last month of the year the pin already sat on, so the day stands at 31 December 2026 - now as the end of a named month rather than a bare year. The full Aerocity-Tughlakabad corridor follows later.The first 8.4 km section of the Phase 4 Golden Line, from Tughlakabad to Sangam Vihar, is targeted to open in December 2026; the rest of the 29.785 km Delhi Aerocity-Tughlakabad corridor, 19 stations with 12 of them underground, follows in phases. By April 2026 civil work was 78 per cent done with five tunnel boring machines still at work, and trainsets had begun arriving at the modified Sarita Vihar depot.0.65Hong Kong Opens the Central Kowloon Bypass Under Kowloon
CONFIRMED90% CONFIDENCE276 days agoThe Highways Department's project page states the "Central Kowloon Bypass (Yau Ma Tei Section) was opened to the public on 21 December 2025".[1]The Central Kowloon Route opens to traffic as the Central Kowloon Bypass (Yau Ma Tei Section), a 4.7 km dual three-lane trunk road that is about 3.9 km tunnel, running beneath densely built Kowloon from the Yau Ma Tei Interchange in West Kowloon to the Kai Tak Development Area and Kowloon Bay in the east. It forms the western half of Route 6.HK$42.4B0.65Paris Métro Opens Its First Line
CONFIRMED85% CONFIDENCE126.2 years agoRATP's[3] own history page and EarthSky's[2] science-history article both give 19 July 1900 as the inauguration date of the first métro line.The Paris Métro's first line opened to the public on 19 July 1900, running between Porte Maillot and Château de Vincennes.0.64Lima Metro Line 2 Fully Open
Lima, Peru
ESTIMATED51% CONFIDENCEin 2.2 yearsGiven as a target, not a fixed date, per en.wikipedia.org[1]: "…ne is currently under construction, and projected to be completed by 2028.[citation needed] New line…"A 35 km fully underground east-west line beneath Lima, cutting a two-hour surface trip to about 45 minutes. Estimated date.$5.4B0.64Daxing Airport Express Reaches Lize Shangwuqu
ESTIMATED50% CONFIDENCEin 99 daysEnglish Wikipedia[1] says "The northern extension started construction in 2020 and will be completed in 2026", a year with no month, so the day stands for the end of that year.A 3.5 km fully underground northern extension carries the Daxing airport line one stop on from Caoqiao to Lize Shangwuqu in Fengtai District, bringing the airport service closer to central Beijing. Work on the extension started in 2020.0.64Metro's D Line Subway Extension Opens Its First Three Stations
Wilshire/La Cienega station, Wilshire Blvd at La Cienega Blvd, Beverly Hills, CA 90211Los Angeles County Metropolitan Transportation Authority
CONFIRMED90% CONFIDENCE138 days agoMetro's[1] own project page says of Section 1, "This Opened on May 8, 2026."LA Metro opened Section 1 of the D Line subway extension, carrying the Wilshire Boulevard subway 3.9 miles west of Wilshire/Western to new stations at La Brea, Fairfax and La Cienega. It is the line's first extension since 1996 and the first of three sections Metro wants running before the 2028 Olympics.0.64
