It's not far at all. You can get to the Capitol (The end of the Mall) in probably mess than a quarter of a mile from Union Station.
The distance from Union Station to the Washington Monument in Washington, D.C. is approximately 1.5 miles. This route can be taken by walking, biking, or driving, and typically takes about 30 minutes to walk. The distance may vary slightly depending on the specific path taken.
Washington, D.C.
The capital of the Union was at Washington DC as it is to this day. In some older manuscripts it is also referred to as Washington City.
The Capitol Building
You can get from Dulles to Union Station by air. The average flight time is 49 minutes and the flight distance is 281 miles or 452 km.
The capitol of the Union (North) was at Washington City (Washington D.C.).
Union Station 50 Massachusetts Avenue, N.E. Washington, DC 20002
TIMOTHY MURPHY WAS THE FIRST AFRICAN AMERICAN LOCOMOTIVE ENGINEER AT UNION STATION IN WASHINGTON DC
The amtrack was the train used in 1988 at union station after it was rebuilt.
Amtrak
Tiburon Lockers at Union Station is opened daily at 6:00 am.
The distance between New York Penn Station and New York Union Square is walkable. The total distance on foot is 1.65 miles