Mounds, Earthen (Encyclopedia of Science)
Earthen mounds are raised banks or hills built by prehistoric humans almost entirely out of soil or earth. Found in many different parts of the world, these mounds vary in size and shape, and most were built by ancient peoples as burial places or to serve some ceremonial purpose. The greatest number and the most famous earthen mounds were built by early Native Americans.
Mounds are made by people
An earthen mound is an above-ground pile of earth that often looks like a large, rounded bump on Earth's surface or sometimes more like a normal, natural hill. Mounds still exist in many parts of the world and were usually built by humans long ago to bury their dead. Different countries and cultures call them by different names, and they range in size from a few feet or meters across to huge, pyramidlike structures that contain tons of earth. Although the earthen mounds found today in North America are similar to those discovered in Europe and Asia, these American mounds are so numerous and varied that the name "mound builders" has come to refer to those early Native Americans who constructed large monuments out of earth.
Different mounds for different purposes
Tens of thousands of earthen mounds can still be seen from the Canadian provinces of Ontario and Manitoba south to Florida, and from the Atlantic Ocean to the...
(The entire section is 1035 words.)
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