The bottom of this submerged pit has been gradually ... sediment core sample from the Great Blue Hole using a drilling platform that was shipped across the sea to the site. By studying the different ...

A sailor went to sea, sea, sea, To see what he could see, see, see. But all that he could see, see, see, Was the bottom of the deep blue sea, sea, sea. A sailor went to sea, sea, sea, To see what ...