The skull of a man grinned up at us, half sunk in the green turf, and the ends of ribs shewed how he to whom it had belonged lay.

There went a cold chill through me as I looked; but I saw that the bones were old, very old.

They had nought to do with our trouble, and what had been to others about the loss of him who had died here was long past and forgotten, or amended.

But for the sake of what had been I was fain to unhelm for a moment as we stepped past them.
So we went on silently until we were halfway to the menhir, and then we saw that there was yet another way into this place, for across the water a jutting wall of rock had hidden a gorge that had surely been cleft by water, for down it came a little stream that seemed to sink into the turf so soon as it reached it.
"That is what fills the pool," said I, "and it must find its way hence underground like the stream at Cheddar.

The pool may be fathomless.