A Subterranean Passage 
ho 
NI 
on 
of the crags and renewed our search for some way round. Presently 
amid the chaos of fallen rocks in the rear, | came on a small cavern 
and at once proceeded to explore its depths. 
Before going very far, it became evident that it was but a 
portion of a great fissure or joint extending far down into the 
THE REVERSE SLOPE OF THE SUMMIT OF THE CLIFF. 
(Zhe entrance to the subterranean passage ts tmmediately above the man’s hat.) 
heart of the cliff choked with huge fragments of rocks perched 
one above another. After creeping and crawling under several 
of these, now sidling past one or dropping down below another, we 
reached a point whence, in the dim light of the cavern we could 
see there was a fall of 15 ft. or so. Down this abyss, owing to 
the inequalities of the surface of the rock and the narrowness of 
