Presidential "grave" Facts

1. Most-visited presidential grave: John F. Kennedy's in Arlington National Cemetery in Arlington, Va.

2. The only other president buried in Arlington: William Howard Taft.

3. The only president buried in Washington, D.C. proper: Woodrow Wilson, who was laid to rest in the National Cathedral.

4. The only president buried on the grounds of a state capitol: James Polk in Nashville, Tenn.

5. The only presidents buried together: John Adams and his son John Quincy Adams are in a basement crypt in Quincy, Mass.

6. The two presidents who died on the same day: John Adams and Thomas Jefferson died July 4, 1826.

7. The states with the most presidential burial sites: Ohio and Virginia (tie).