VARIETY AND EXTENT. 29 



gical features of which we have thus pointed out, 

 exhibits the utmost variety of scenery, in number- 

 less instances presenting features of most pictu- 

 resque beauty, or of the utmost sublimity and 

 grandeur. But perhaps the most striking scenes 

 are those strictly of geological character, and 

 which have had their birth in those agencies which 

 in the course of centuries produce a variety of mo- 

 difications on almost every sea-shore throughout 

 the globe. Of such modifications many parts of 

 our own shores afford remarkable illustrations. 



