Metropolitan branch Trail

The National Postal Museum, located opposite Union Station in Washington, D.C., United States, was established through joint agreement between the United States Postal Service and the Smithsonian Institution and opened in 1993.

The American Psychological Association (APA) is the largest scientific and professional organization of psychologists in the United States, with over 121,000 members, including scientists, educators, clinicians, consultants, and students. It has 54 divisions—interest groups for different subspecialties of psychology or topical areas.

The 1953 Pennsylvania Railroad train wreck was a railway accident in Union Station in Washington, D.C. on January 15, 1953. The brakes on the cars of the Federal Express, a passenger and mail train operated by the Pennsylvania Railroad, malfunctioned and the train crashed into the station, jumped the passenger platform, and plunged through the floor of the passenger concourse into the basement of the train station.

Columbus Fountain also known as the Columbus Memorial is a public artwork by American sculptor Lorado Taft, located at Union Station in Washington, D.C., United States. A centerpiece of Columbus Circle, Columbus Fountain serves as a tribute to the explorer Christopher Columbus. The unveiling in 1912 was celebrated all over Washington, DC over the course of three days with parades, concerts and fireworks gathering tens of thousands of people from all over the world.

The Metropolitan Branch Trail, also called the Met Branch Trail, is a rail trail that, when completed, will run eight miles (13 km) from the transit center in Silver Spring, Maryland, to Union Station in the District of Columbia. It serves to extend the Capital Crescent Trail where it merges with the active WMATA/CSX railroad into the National Capital.

NoMa–Gallaudet U is an elevated, island platformed station on the Washington Metropolitan Area Transit Authority's (WMATA) Metro system. It is located on the same embankment as the Amtrak tracks into Union Station It serves the Red Line, and is situated between Union Station and Rhode Island Avenue–Brentwood stations.

The Woodward & Lothrop Service Warehouse is a historic warehouse located in the NoMa neighborhood of Washington, D.C. It was designated a District of Columbia Historic Landmark in 1993, and was added to the National Register of Historic Places in 2005. The building is visible from the NoMa–Gallaudet U Metro station.

The New York Avenue Bridge is a bridge carrying U.S. Route 50 and New York Avenue, NE over the Amtrak, CSX and WMATA rails in Washington, D.C.In November 2009, the District of Columbia Department of Transportation began a two-year $36.5 million project to repair the underside, deck and roadway of the bridge.

Swampoodle Grounds aka Capitol Park (II) was the home of the Washington Nationals baseball team of the National League from 1886 to 1889. The name refers to the one-time Swampoodle neighborhood of Washington.The ballfield was located on a block bounded by North Capitol Street NE and tracks (west); F Street NE (south); Delaware Avenue NE (east); and G Street NE (north); a few blocks north of the Capitol building.

The Postal Square Building (formerly the City Post Office) served as the main post office for the city of Washington, D.C., from the building's completion in 1914 to 1986. It now houses the National Postal Museum, the Bureau of Labor Statistics, and offices of the United States Senate. Architect Daniel Burnham designed the building in the Beaux-Arts style—the same style Burnham used for the neighboring Union Station.