CORAL REEFS. 



27 



only in two or three spots, and then only as points of 

 rock, where light-houses and beacons are placed to 

 warn away vessels ; for if a ship drives in upon that 



PENINSULA 



OF 



FLORIDA. 



treacherous wall beneath the water, she may be broken 

 to pieces. Can you fancy who has been building that 

 wall ? I think you will say at once that here also our 

 little masons of the sea have been at work : and so it 



