1. USGS Thesaurus
Categories > physiographic features
mountains
Landmasses that project conspicuously above their surroundings. [USGS Circ 1048]
This category is also used for cerros, cordilleras, foothills, hills, knolls, mounds, and mounts
Subtopics
continental divides
mountain ranges
mountain summits
ridges
See also
anticlines
massifs
mesas
seamounts
volcanoes
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