Onteora Notes 73 
cloud on the horizon, seems indeed ‘‘ Moun- 
tains of the Sky.”” They were perhaps better 
named Hills of the Sky, and yet they are 
high enough to such as have mountain 
thoughts; and if one has not, no amount of 
climbing will bring him any nearer the 
heavens. The voyager upon the Hudson, 
looking at that ethereal cloud mass in the dis- 
tance, may little suspect that upon its summit 
is virtually another zone with other inhab- 
itants from that through which he sails, 
and he may even betake himself to that hill 
country with no great recognition of the fact. 
Yet to go from the Hudson to the summits 
of the Catskills is not only to ascend some 
few thousand feet in the air, but virtually to 
ascend—by the shortest route—to Canada, 
which reaches its long faunal tentacles south 
over the mountain tops, while the Carolinian 
zone creeps northward along the rivers. The 
sylvan and aboriginal dwellers upon High 
Peak and Round Top are of Boreal affini- 
ties, adventurous Northmen content only 
with the roof of our world and scorning all 
lower levels. Meanwhile, plodding up the 
Hudson and following the railway around 
and into the mountains—straight from 
Castle Garden—come plant immigrants of 
