Whose portrait appears on the U.S. fifty-dollar bill?

In which state is Mount Rushmore located? Whose portrait appears on the U.S. one-dollar bill? Whose portrait appears on the U.S. five-dollar bill? Whose portrait appears on the U.S. twenty-dollar bill? Whose portrait appears on the U.S. two-dollar bill? Which president appears on the U.S. penny? Which president appears on the U.S. nickel? Which president appears on the U.S. dime?