|Covid-19|May 12 — Construction work begins on Toluca Cathedral in Mexico.
May 20 — Queen Victoria lays the foundation stone for the Royal Albert Hall in London, designed by Captain Francis Fowke and Colonel H. Y. Darracott Scott.
Joseph Monier patents reinforced concrete.
Ildefons Cerdà publishes Teoría General de la Urbanización ("General Theory of Urbanization").
The United States Congress directs the United States Army Corps of Engineers to begin improvements on the Navigation Structures at Frankfort Harbor, Michigan.
January 1 — The John A. Roebling Suspension Bridge in Cincinnati, Ohio and Covington, Kentucky, United States
May 11 — St Nedelya Church, Sofia, Bulgaria (rebuilt)
July 30 — Kvæfjord Church, Norway, designed by Jacob Wilhelm Nordan
July 31 — St Giles Church, Willenhall, England (consecrated)
September 27 — Zagreb Synagogue (consecrated)
Russian-American Building No. 29, Sitka, Alaska
Grande halle de la Villette (abattoir), Paris, France, designed by Jules de Mérindol and Louis-Adolphe Janvier
RIBA Royal Gold Medal — Charles Texier.
Grand Prix de Rome, architecture — Émile Bénard.
March 10 — Hector Guimard, French Art Nouveau architect (died 1942)
June 8 — Frank Lloyd Wright, American architect, interior designer, writer and educator (died 1959)
June 22 — John A. Pearson, English-born Canadian architect (died 1940)
November 24 — Detmar Blow, English Arts and Crafts architect (died 1939)
Francis Rattenbury, English-born Canadian architect (murdered 1935)
March 25 — Jakob Ignaz Hittorff, Franco-German architect, who supervised changes at Palais Beauharnais in Paris (born 1792)
April 18 — Robert Smirke, English Greek Revival architect (born 1780)
1867 in architecture Wikipedia
The year 1867 in architecture involved some significant architectural events and new buildings.