The Pan American Union is the home of the world's oldest international association, founded in 1890 to foster cultural and commercial ties among the Western Hemisphere republics. It serves as a focal point of Washington's diplomatic and cultural…

Built between 1899 and 1902 by architects Ackerman & Ross, who had been selected in a national design competition, the Central Public Library was the first public building in DC to be built in the Beaux Arts style. The library is one of 1,679…