Mound builders is the culture which is also known for creating large piles of earth in different shapes.
Mount builders were the prehistoric American Indians. The name mount builder was given to them because of their practice of burying their dead in large mounds. About three thousand years ago, they built large piles of earth in the Mississippi River Valley and the Gulf of Mexico region so due to their building of large piles of earth they were known as mound builders.
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The operations of the underground railroad were kept a secret because it <u>was a way to halp enslaved people become freed</u> and if not kept a secret it would cause a huge problem.
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Working Together Federal, state, and local governments work together to build roads. City governments cooperate on common interests. Serving the Public Federal government gives grants-in-aid and block grants to state and local governments. State and local governments assure citizens' quality of life.
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