14 THE ISTHMUS OF rANAMA. 



works, which now stand in solemn silence, hoary 

 with age, proud monuments of architectural skill, 

 upon whose ramparts lie prostrate, to this day, the 

 heavy guns that once thundered forth the laws of an 

 invading race, but are now as inoffensive and pow- 

 erless as so many fallen trees. 



