Washington DC

This is the building where all decisions are made in the United States.  It's the home of the Congress, the legislative branch. 

The White House building is where the President and 1st Lady's home for the remaining time of the presidency.  It is also the President's work place. the Oval office is located inside this building. 

Lincoln Memorial is to honor the 16th president of the United States of America. Abraham Lincoln

This building is built to honor President Thomas Jefferson