Answer:
A king wears one on his head.
What comes with your car, but travels more than your car?
What time is spelled the same forwards and backwards?
Four kings of whom I am one lord. Often on deck but never on board. Though I have a large heart, I am always seen at war. During which I always wear a suit, but never a suit of armor. Who or what am I?
Built of metal or wood to divide. It will make us good neighbors, if you stay on your side. What is it?
What never gets any wetter no matter how hard it rains?