1864 in architecture

	… 1854; 1855; 1856; 1857; 1858; 1859; 1860; ; 1861; 1862; 1863; 1864; 1865; 1866; 1867; ; 1868; 1869; 1870; 1871; 1872; 1873; 1874 …;
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The year 1864 in architecture involved some significant architectural events and new buildings.