Editing Timeline of architecture (section)

==1820s==
*'''[[1829 in architecture|1829]]''' – The panopticon-design [[Eastern State Penitentiary]] in Philadelphia, designed by [[John Havilland]], opens.
*'''[[1828 in architecture|1828]]''' – Completion of the [[Marble Arch]] in London, designed by John Nash.
*'''[[1827 in architecture|1827]]''' – Birth of British Gothic Revial architect [[William Burges]].
*'''[[1826 in architecture|1826]]''' – The [[Menai Suspension Bridge]] over the [[Menai Strait]], in [[Wales]], designed by [[Thomas Telford]], is completed. 
*'''[[1825 in architecture|1825]]''' – The front and rear porticoes of the White House are added to the building.
*'''[[1824 in architecture|1824]]''' – The [[Shelbourne Hotel]] in [[Dublin]], Ireland is completed.
*'''[[1823 in architecture|1823]]''' – Work begins on the [[British Museum]] in London, designed by (Sir) [[Robert Smirke (architect)|Robert Smirke]].
*'''[[1822 in architecture|1822]]''' – Birth of landscape architect [[Frederick Law Olmsted]].
*'''[[1821 in architecture|1821]]''' – Karl Friedrich Schinkel completeds his [[Konzerthaus Berlin|Schauspielhaus]] in Berlin and [[Benjamin Latrobe]]'s [[Baltimore Basilica]] is completed.
*'''[[1820 in architecture|1820]]''' – Death of [[Benjamin Latrobe]].