132 BOOK OF A HUNDRED BEARS 



Sulphur^Mountain, where pure sulphur is turned 

 out in nature's laboratory while you wait. If this 

 were a commercial proposition, its slopes would be 

 lined, like ^tna, with sulphur miners; but, as it is, 

 the sulphur simply accumulates year after year. 



When the Washburne party passed down the 

 Yellowstone, in 1870, they found on this same 

 road a new mud volcano. The foliage on the 

 trees was hardly withered, yet covered with mud, 

 for three hundred yards around, thrown from this 

 new crater. That volcano is now extinct, but 

 another has formed within a stone's throw from 

 the road. Just as a curiosity it is worth observ- 

 ing, but I had rather not be a neighbor to it. 



The crater is, perhaps, a hundred feet across — - 

 a boiling seething nasty basin of sticky-looking 

 mud; a witch's caldron that heaves and bub- 

 bles and, now and then, explodes with terrific vio- 

 lence, throwing its evil smelling contents for a 

 hundred feet around. There is always warning 

 enough to escape the eruptions, but it is exciting 

 enough at that. 



Of all the freaks in the Park I think this is the 



