Emancipation Oak is a historic tree on the campus of Hampton University in what is now the City of Hampton, Virginia in the United States. The large sprawling oak is 98 feet (30 m) in diameter, with branches that extend upward as well as laterally. It is designated one of the 10 Great Trees of the World by the National Geographic Society and is part of the National Historic Landmark district of Hampton University. The tree is a southern live oak (Quercus virginiana).

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