Answer:
Good memory, skin like the sea. A great beast I am, yet vermin frightens me. What am I?
One pace to the north. Two paces to the east. Two paces to the south. Two paces to the west. One pace to the north.
I hide but my head is outside. What am I?
What goes up and down but does not move?
I am constantly overlooked by everyone but everyone has me.
It flows out of the soil, It burns you if it boils, And holds us in its coils, More valuable than gold, As black as it is old.