832-217179 - The Admiralty building built between 1806 and 1823 by architect Adrian Zakharov, Russian naval headquarters until 1917, now serves as a naval college, St. Petersburg, Russia
832-141040 - Part of the outer ring of the Colosseum which was stabilized with bricks by Roman architect Giuseppe Valadier in 1823, Piazza del Colosseo, Rome, Latium, Italy, Europe
979-1823 - Adult yellow-nosed albatross (Thalassarche chlororhynchos) on the wing near a Great Shearwater in the oceanic waters surrounding the Tristan da Cunha Island Group in the South Atlantic Ocean.
920-1823 - Fisherman fins silky shark (Carcharhinus falcifomes) and blue shark (Prionace glauca), offshore commercial longline shark fishing, Brazil, South America
770-309 - Symbister House, a Georgian house built in 1823 for the Bruce family, the lairds, now a secondary school, Whalsay, Shetland Islands, Scotland, United Kingdom, Europe