THE WONDERS OF VEGETATION. 199 



by time, the cavity of which may be entered on 

 horseback without inconvenience. It is astonishing 

 that vegetable wonders like these should have re- 

 mained unknown for so long a time ; the fact might 



Pioneer Cabin. 



warrant us in supposing that even more gigantic 

 trees may yet be discovered by men like Livingstone, 

 and his fearless brethren, in all parts of the globe. 

 We give in our illustration one of these gigantic 



