Excerpt back into the valley, they would still be there. There are none upon the ground. But these conjectures do not require to be continued. A short examination of the cliff suffices to convince you that the design of scaling it by ladders could not have succeeded. The ledge against which rests the top of the highest must have been found too narrow to support another; or rather, the rocks above and projecting over would render it impossible to place a ladder upon this ledge. It is evident that the scheme had been tried and abandoned. The very character of the attempt proves that they who had made it must have been placed in a desperate situation--imprisoned within that cliff-girt valley, with no means of escaping from it, except such as they themselves might devise. Moreover, after a complete exploration of the place, you can find no evidence that they ever did escape from their strange prison; and your thoughts can only shape themselves into conjectures, as to who they were that had wandered