|Covid-19|January 10 - The Metropolitan Railway, London, England, is opened, the world's first underground railway (engineer: John Fowler).
December 2 - The Statue of Freedom is set on top of the new dome of the United States Capitol in Washington, D.C.
The École des Beaux-Arts in Paris becomes independent of the Académie des Beaux-Arts.
William Burges is declared winner of the competition to design the new Saint Fin Barre's Cathedral, Cork (Church of Ireland), his first major commission.
March 2 - Clapham Junction railway station, London.
October 18 - Befreiungshalle memorial above Kelheim in Bavaria, designed by Friedrich von Gärtner and completed by Leo von Klenze, is inaugurated.
October 27 - Leeuwarden railway station in the Netherlands, designed by Charles van Brederode.
December 13 - Gulen Church, Eivindvik, Norway, designed by Georg Andreas Bull, consecrated by Dean Thomas Erichsen.
Berns Salonger, Stockholm, Sweden.
Smíchov Synagogue, Prague, Czech Republic.
Kelham Hall near Newark-on-Trent, England, designed by George Gilbert Scott.
Royal Gold Medal - Anthony Salvin.
Grand Prix de Rome, architecture: Emmanuel Brune.
April 3 - Henry van de Velde, Belgian painter, architect and interior designer (died 1957)
May 17 - C. R. Ashbee, English interior designer (died 1942)
October 21 - Sir George Troup, New Zealand architect, engineer and statesman (died 1941)
December 16 - Ralph Adams Cram, American architect of academic and ecclesiastical buildings (died 1942)
W. G. R. Sprague, Australian-born British theatre architect (died 1933)
September 17 - Charles Robert Cockerell, English architect, archaeologist and writer (born 1788)
October 9 - Andrew Egan, Irish architect and builder (born c.1810)
October 28 - William Cubitt, English building and civil engineering contractor and politician (born 1791)
December 29 - Joseph John Scoles, English Catholic architect (born 1798)
1863 in architecture Wikipedia
The year 1863 in architecture involved some significant architectural events and new buildings.