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			          Geography of North America - Study
			           
			          The simple and fun video lessons found in this chapter help middle school students use maps and analyze data to examine the human activities.
			            http://study.com/academy/topic/geography-of-north-america.html
			         
			       
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			          Map of North America - Maps of World
			           
			          North America - Explore map of North America, the 3rd largest & 4th most populace continent in world. it comprises of 23 countries including US and Canada which are two of the largest economies of the world.
			            http://www.mapsofworld.com/north-america/
			         
			       
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			          North America Physical Geography - National Geographic
			           
			          Encyclopedic entry. North America, the third-largest continent, extends from the tiny Aleutian Islands in the northwest to the Isthmus of Panama in the south.
			            http://education.nationalgeographic.org/encyclopedia/north-america-physical-geography/
			         
			       
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			          North America Geology and Geography - Infoplease
			           
			          Geology and Geography  The continent is bounded on the north by the Arctic Ocean, on the west by the Pacific Ocean and the Bering Sea.
			            http://www.infoplease.com/encyclopedia/world/north-america-geology-geography.html
			         
			       
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			          Geography of North America A-Z
			           
			          Geography of North America A-Z - Q-files Encyclopedia
			            https://www.q-files.com/geography/north-america/geography-of-north-america-a-z
			         
			       
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			          North America - National Geographic Expeditions
			           
			          Explore the natural treasures of North America: celebrated National Parks, the Canadian Rockies and high Arctic, Costa Rican jungles, the lush Caribbean, and more.
			            http://www.nationalgeographicexpeditions.com/destinations/northamerica
			         
			       
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			          Geography of Europe - HowStuffWorks
			           
			          Facts about Europe include its size, population, rivers and lakes. Learn all the facts about Europe at HowStuffWorks.
			            http://adventure.howstuffworks.com
			         
			       
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			          Geography of North America - Physical Geography - HowStuffWorks
			           
			          The physical geography of North America is quite diverse. Learn more about the physical geography of North America at HowStuffWorks.
			            http://geography.howstuffworks.com/north-america/geography-of-north-america1.htm
			         
			       
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			          North America - Human Geography
			           
			          North America's human landscape closely mirrors that of its physical environment: varied, rich, and constantly changing.
			            http://education.nationalgeographic.org/encyclopedia/north-america-human-geography/
			         
			       
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			          Physical Map of North America - Maps of World
			           
			          The physical map of North America shows various geographical features in this continent. Major physical regions in North America are Great Plains, Western Mountains and Canadian Shield.
			            http://www.mapsofworld.com/physical-map/north-america.htm
			         
			       
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			          Geography for Kids - North American
			           
			          Learn about North American countries and geography. The flags, maps, exports, natural resouces, and languages of North American.
			            http://www.ducksters.com/geography/northamerica.php
			         
			       
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			          Geography of North America - Wikipedia, the free encyclopedia
			           
			          North America is the third largest continent, and is also a portion of the second largest supercontinent if North and South America are combined into the Americas and Africa, Europe, and Asia are considered to be part of one supercontinent called Afro-Eurasia.
			            https://en.wikipedia.org/wiki/Geography_of_North_America