Page:The Mystery of the Sea.djvu/299

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"Now," said Marjory, at last disengaging herself from me, "let us get down to business. We've got to find the treasure, you know!" So we set ourselves down to a systematic search.

We explored one after another all the caves leading out of the main cavern. Some of them were narrow and tortuous; some were wide and low with roof dropping down, down, until it was impossible for anything in the shape of humanity to pass. All these, however, with one exception, ended in those fissure-like clefts, running somewhere to a point, which characterise cavern formations. The exception was at the north west side of the cavern where a high, fairly wide passage extended, with an even floor as though it too had been levelled by rolling pebbles. It kept on straight for a good length, and then curved round gently to the right, all the while fairly maintaining its proportions. Presently it grew so high that it was like a narrow way between tall houses. I lit a white light, and in the searching glare noticed that far overhead the rocky walls leaned together till they touched. This spot, just above us, was evidently the highest point; the roof thence fell rapidly till at last it was only some ten feet high. A little further on it came to a sudden end.

Here there was a great piled-up mass of huge, sharp-edged rocks, at the base of which were stones of all