I never was fo fenfiblc of any thing of 

 kind as in the prefent journey, going over 

 the Black Mount, (which is well named, the 

 faces of the rocks there look awful and black, 

 as if they had been covered with finoke.) Be- 

 ing before a great rain, which was only com- 

 ing on, I was very fenfible of a ftrong, difa- 

 greeable, fulphureous fineii in the air, which 

 I imagined proceeded from thefe black rocks 

 not far diflant. 



Whoever contemplates with attention the 

 prefent appearance of the globe, will be un- 

 avoidably allured to the conclufion, that the 

 furface of the earth mufl have undergone % 

 very confiderable change ; and he will allow 

 it probable, that this change has taken place 

 in coniequence of internal fires, producing 

 partial earthquakes, at various periods, and 

 more efpecially at the deluge, when an uni- 

 verfal convulfioii took place. 



We may be allowed to fuppofe, that the 

 whole earth is full of confiderable cliafms; 

 and that thofe parts which were formerly the 

 furfacc, are now buried below* and that which 

 was below is now uppermoft. 



When the whole world was convulfed by 

 earthquakes, as the bottom of the fea was 



neareft 



