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1 day ago · Pittsburgh ( / ˈpɪtsbɜːrɡ / PITS-burg) is a city in and the county seat of Allegheny County, Pennsylvania, United States. It is the second-most populous city in Pennsylvania, after Philadelphia, and the 68th-most populous city in the U.S., with a population of 302,971 as of the 2020 census. The city is located in southwestern Pennsylvania ...
4 hours ago · Smithsonian Institution. The Smithsonian Institution ( / smɪθˈsoʊniən / smith-SOH-nee-ən ), or simply the Smithsonian, is a group of museums, education and research centers, the largest such complex in the world, created by the U.S. government "for the increase and diffusion of knowledge."
