Answer:
A king wears one on his head.
What has a head and a tail but no body?
What is the center of gravity?
What is found over your head but under your hat?
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?
I touch the Earth, I touch the sky, but if I touch you, you’ll likely die. What am I?