The White House is the official residence and workplace of the President of the United States. It is located at 1600 Pennsylvania Avenue NW in Washington, D.C., and has been the residence of every U.S. president since John Adams in 1800.
The National Zoological Park, commonly known as the National Zoo, is one of the oldest zoos in the United States. It is part of the Smithsonian Institution and does not charge for admission.
The Jefferson Memorial is a presidential memorial in Washington, D.C., dedicated to Thomas Jefferson, one of the most important of the American Founding Fathers as the main drafter.