The Underground Railroad conductor’s understanding of botany, wildlife biology, geography and astronomy allowed her to guide herself and others to safety By Liza Weisstuch, Smithsonian — Harriet Tubman successfully navigated…
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The Underground Railroad conductor’s understanding of botany, wildlife biology, geography and astronomy allowed her to guide herself and others to safety By Liza Weisstuch, Smithsonian — Harriet Tubman successfully navigated…