Let us observe, but do not dwell on these singular incidents before our companions.

Let us keep our remarks to ourselves, and continue our work." It will be remembered that the engineer had not as yet been able to discover the place where the surplus water escaped, but he knew it must exist somewhere.

He was much surprised to see a strong current at this place.

By throwing in some bits of wood he found that it set towards the southern angle.

He followed the current, and arrived at the south point of the lake.
There was there a sort of depression in the water, as if it was suddenly lost in some fissure in the ground.
Harding listened; placing his ear to the level of the lake, he very distinctly heard the noise of a subterranean fall.
"There," said he, rising, "is the discharge of the water; there, doubtless, by a passage in the granite cliff, it joins the sea, through cavities which we can use to our profit.