MOUNTAINS 315 
N. 64° W. for a distance of about 1500 miles, rising 
above the surface in only a few places. There are also 
mountains which rise out of the ocean near the coasts of 
continents, as in the system which makes the Japanese 
archipelago. ‘Then there are other ranges, such as the 
Andes, which are really part of the continent, but rise 
almost directly out of the sea. Many mountains, as 
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HAWAIIAN 
ISLANDS 
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Fic. 189. 
The Hawaiian Island chain, showing island peaks above the sea and the depth 
of the ocean near them (in fathoms). 
for instance the Rockies and the Alps, occur in the 
interior of continents. 
So it can hardly be said that mountains are confined 
to any particular locality of the earth. Still there are 
places, as the greater part of the Mississippi valley, 
between the Appalachians and the Rockies, where 
there appears to have never been any extensive moun: 
