THE MAMMOTU CAVE. 71 



ately denominated Great Relief, after the ex- 

 perience of bended backs and compressed sides 

 in the passage of Fat Man's Misery, is next 

 entered. This hall varies in width from forty 

 to sixty feet, and in height from five to twenty 

 feet. From the ceiling project immense- nodules 

 of ferruginous limestone. 



On the floor of Great Relief, the direction of 

 the current of water that filled these avenues 

 can be traced. Thus, at the side next Fat 

 Man's Misery it is strewn with gravel, near the 

 center sand occurs, and still farther on mud is 

 deposited, — demonstrating the fact that it flowed 

 into Echo River. 



The avenue termed Bunyan's Way passes 

 directly over Great Relief, and enters a short 

 distance from Fat Man's Misery, by which 

 communication is established with Pensacola 

 Avenue. ^ 



The portion of the avenue in advance, which 

 extends from Great Relief, to -the River Styx, is 

 called River Hall. It varies in width from 

 forty to sixty feet. 



The Bacon Chamber is situated to the right 

 of River Hall. This chamber is decidedly 

 curious, and the name singularly appropriate. 

 Here may be seen a fine collection of limestone 



