1. There are old marble bathtubs in the Capitol's basement that senators used to take baths in.
2. The White House has 132 rooms and 35 bathrooms.
Oh, and 412 doors, 147 windows, 28 fireplaces, 8 staircases, and 3 elevators.
3. The National World War II Memorial opened in 2004 and features 4,048 gold stars on columns.
Each one represents 100 military deaths during the war.
4. The Library of Congress is the largest library in the world.
It has more than 160,000,000 items and over 838 miles of bookshelves.
5. The most expensive diamond in the United States is at the Smithsonian Gem & Mineral Collection in D.C.
The Hope diamond is estimated to be the 3rd most valuable diamond in the world at a weight of 45.52 carats and an estimated worth of $350,000,000. It was found in India, and its existence was first documented in 1812. According to many legends, the stone is cursed.
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