The sea glistened around the "Terror," which seemed to raise a shower of sparks in its passage.

There was a storm at hand.

Evidently our captain thought so.

Instead of being allowed to remain on deck, I was compelled to re-enter my cabin, and the hatchway was closed above me.
In a few moments from the noises that followed, I knew that the machine was about to be submerged.

In fact, five minutes later, we were moving peacefully forward through the ocean's depths.
Thoroughly worn out, less by fatigue than by excitement and anxious thought, I fell into a profound sleep, natural this time and not provoked by any soporific drug.