World Heritage Site UK US noun [countable] [singular World Heritage Site plural World Heritage Sites]
a place that has a lot of historical importance and is officially not allowed to be changed or damaged http://www.macmillandictionary.com/med2cd/weblinks/world-heritage-site.htm
Thesaurus: general words for land and miscellaneous areas of landhyponym
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a natural or ↑man-made place that is recognized as having great international importance and is therefore protected
Culture:
These places are included on an official list produced by the World Heritage Committee of UNESCO. Places are chosen for the list because they are considered to be ‘of outstanding universal value’, often for historical reasons, and are therefore preserved. There are several in Britain, including ↑Hadrian's Wall, ↑Stonehenge, the ↑Tower of London and ↑Westminster Abbey. World Heritage Sites in the US include ↑Grand Canyon National Park, ↑Independence Hall and the ↑Statue of Liberty.
Useful english dictionary. 2012.