Nouns denoting natural objects (not man-made)

Saturn
a giant planet that is surrounded by three planar concentric rings of ice particles; the 6th planet from the sun
 
formicary
a mound of earth made by ants as they dig their nest
 
Tennessee River
a river formed by the confluence of two other rivers near Knoxville; it follows a U-shaped course to become a tributary of the Ohio River in western Kentucky
 
Yellow Sea
part of the Pacific off the east coast of Asia
 
pallasite
a meteorite composed principally of olivine and metallic iron
 
celestial body
natural objects visible in the sky
 
Loch Achray
a lake in central Scotland
 
holystone
a soft sandstone used for scrubbing the decks of a ship
 
archipelago
a group of many islands in a large body of water
 
Uruguay River
a South American river that arises in southern Brazil and flows south to the Rio de la Plata; the northern section forms the boundary between Argentina and Brazil and the southern section forms the boundary between Argentina and Uruguay
 
Great Rift Valley
( geology) a depression in southwestern Asia and eastern Africa; extends from the valley of the Jordan River to Mozambique; marked by geological faults
 
Nile River
the world's longest river (4150 miles); flows northward through eastern Africa into the Mediterranean; the Nile River valley in Egypt was the site of the world's first great civilization
 
Tasman Sea
an arm of the southern Pacific Ocean between southeastern Australia and New Zealand
 
Eurasia
the land mass formed by the continents of Europe and Asia
 
Nan Ling
a mountain range in southeastern China running generally east to west
 
scraping
(usually plural) a fragment scraped off of something and collected
 
North Atlantic
that part of the Atlantic Ocean to the north of the equator
 
strip
a relatively long narrow piece of something
 
Lake Keuka
a glacial lake in central New York; one of the Finger Lakes
 
window
an opening that resembles a window in appearance or function
 
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