Which president appears on the U.S. dime?

Whose portrait appears on the U.S. fifty-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. quarter? Which president appears on the U.S. half-dollar coin? In which city is the Gateway Arch? In which city is the Space Needle?