Buildings and structures completed in 1835

astronomical observatory

historic site

building in Khiva, Uzbekistan

thumb|right|The Keisarinnankivi monument is located at the Helsinki Market Square in front of the embassy of Sweden. thumb|right|A close-up of the double-headed eagle sitting on a sphere at the top of the monument. Keisarinnankivi (Finnish for "the stone of the empress") is a monument located at the Market Square in Kaartinkaupunki in central Helsinki, Finland. The monument, designed by Carl Ludvig Engel, is the oldest public monument in Helsinki. It was revealed with celebrations on the name day of Nikolai on 18 December 1835 to commemorate the first visit to Helsinki by Empress Alexandra Feo

hospital in New York, United States

livery hall in the City of London

historic Algerian palace