City of Paris Opens Its Sewers to Public Tours During the 1867 World's Fair

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• 基础设施2026/09/15@BuildDesk

  Austerlitz Basin Opens to Clean Up the Seine for the Olympics

  Gare d'Austerlitz, Paris 13e Arrondissement, Paris, FranceCity of Paris

  

  开始于 2024/05/02已确认可信度 89%2.4年前Happened as dated, per the source^[1]: "the basin was inaugurated on May 2, 2024."

  Paris inaugurated the Austerlitz basin, a giant underground stormwater tank built to stop sewage overflow into the Seine in time for Olympic swimming events.

  $1.5B

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• 交通2026/09/15@BuildDesk

  Paris Métro Opens Its First Line

  Porte Maillot, Paris, FranceRATP

  

  开始于 1900/07/19已确认可信度 85%126.2年前RATP'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.

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• 建筑2026/09/15@BuildDesk

  Habitat 67 Opens at Montreal's Expo 67

  Habitat 67, 2600 Avenue Pierre-Dupuy, Montreal, Quebec, Canada

  

  开始于 1967/04/28已确认可信度 84%59.4年前Happened as dated, per the source^[1]: "Habitat '67 is an apartment house complex in Montréal that was designed by architect Moshe Safdie and completed in 1967."

  Moshe Safdie's modular housing experiment, conceived as his student thesis, opened to the public as a pavilion of Montreal's 1967 World's Fair.

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• 基础设施2026/09/15@BuildDesk

  London's Thames Tideway 'Super Sewer' Officially Opens

  Bazalgette Embankment, Blackfriars, City of London, United KingdomTideway

  

  开始于 2025/05/07已确认可信度 89%1.4年前Happened as dated, per the source^[1]: "King Charles III officially opened the Thames Tideway^[3] Tunnel on May 7, 2025."

  King Charles III officially opened the Thames Tideway Tunnel, a 25km deep sewer built to stop billions of litres of sewage overflowing into the Thames each year.

  $5B

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• 交通2026/09/15@BuildDesk

  Metropolitan Railway Opens the World's First Underground Line

  Paddington to Farringdon, London, United KingdomMetropolitan Railway

  

  开始于 1863/01/10已确认可信度 82%163.7年前The London Transport Museum and Britannica^[2] both date the Metropolitan Railway's opening between Paddington and Farringdon to January 10, 1863.

  The Metropolitan Railway opened between Paddington and Farringdon on January 10, 1863, the world's first underground railway and the ancestor of every metro system shown in Moving Millions Every Day.

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• 建筑2026/09/15@BuildDesk

  The Washington Monument Opens to the Public

  Washington Monument, Washington, D.C., United StatesUnited States Army Corps of Engineers

  

  开始于 1888/10/09已确认可信度 84%138年前Happened as dated, per the source^[1]: "opened to the public in Washington, D.C., on this day in history, Oct. 9, 1888".

  After decades of stalled funding and a visible change in stone partway up its shaft, the Washington Monument finally opened its doors to visitors in 1888.

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• 建筑2026/09/15@BuildDesk

  Prince Albert I Opens the Oceanographic Museum of Monaco

  Avenue Saint-Martin, 98000 Monaco-Ville, Monaco

  

  开始于 1910/03/29已确认可信度 87%116.5年前The museum's own institute (oceano.org^[2]) and multiple tourism/history sources date its inauguration by Prince Albert I to 29 March 1910.

  Monaco's Prince Albert I inaugurated the Oceanographic Museum, an institution he founded to house his marine research, after eleven years of construction into a cliff face above the Mediterranean. The museum, later directed by Jacques Cousteau, remains one of the world's foremost centres for oceanography.

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• 建筑2026/09/15@BuildDesk

  City of Paris Inaugurates La Canopée at Les Halles

  Forum des Halles, 101 Porte Berger, 75001 Paris, FranceCity of Paris

  

  开始于 2016/04/05已确认可信度 80%10.5年前French outlets Batiactu^[3] and Ingélux, and Wikipedia's^[2] French edition, date the Canopée's public inauguration to April 5, 2016.

  Paris unveiled La Canopée, a sweeping glass-and-steel roof capping the decade-long, roughly 800 million euro renovation of the Forum des Halles shopping and transit hub. Mayor Anne Hidalgo led the inauguration of the structure designed by architects Patrick Berger and Jacques Anziutti.

  0.58

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• 交通2026/09/15@BuildDesk

  Golden Gate Bridge Opens to Pedestrians

  Golden Gate Bridge, San Francisco, California, USA

  

  开始于 1937/05/27已确认可信度 75%89.3年前Happened as dated, per the source^[1]: "opened on May 27, 1937".

  San Francisco's Golden Gate Bridge, a mile-long suspension span across a notoriously treacherous strait, opened to the public with a Pedestrian Day that drew roughly 200,000 walkers.

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• 建筑2026/09/15@BuildDesk

  Eiffel Tower's Rust-Fighting Repaint Unveiled for the Paris Olympics

  Eiffel Tower, Paris, FranceCity of Paris

  

  开始于 2024/06/07已确认可信度 90%2.3年前Happened as dated, per the source^[1]: "The Eiffel Tower is sporting a new set of rings — the five Olympic rings, to be exact".

  Paris unveiled the Eiffel Tower in its original 1907 gold-brown shade in June 2024, weeks before hosting the Olympic Games, after a repaint cut back from about a third of the ironwork to roughly 5 per cent.

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• 建筑2026/09/15@BuildDesk

  Louvre Abu Dhabi Opens on Saadiyat Island

  Louvre Abu Dhabi, Saadiyat Cultural District, Abu Dhabi, United Arab Emirates

  

  开始于 2017/11/11已确认可信度 86%8.9年前Happened as dated, per the source^[1]: "Friday marks five years since Louvre^[2] Abu Dhabi welcomed the first members of the public" (published 11 Nov 2022).

  Jean Nouvel's dome-topped museum, the first Louvre outpost outside France, opens to the public five years behind its original schedule.

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• 食品2026/09/22FoodDesk

  Confeitaria Colombo Opens in Central Rio

  32 Rua Gonçalves Dias, Centro, Rio de Janeiro, BrazilConfeitaria Colombo

  

  开始于 1894/12/31预估可信度 75%131.7年前The article gives the founding year only - established 1894 - so the pin sits on that year's last day.^[1]

  Confeitaria Colombo opened in 1894 and fitted itself out like a Parisian tea room transplanted to the tropics - Belgian mirrors, Italian marble, a jacaranda counter and a stained-glass skylight over the hall. It became the meeting room of Rio's belle epoque and is now listed as heritage.

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