ABSTRACT Experienced the world changes, high streets were impacted by new techniques and pandemics. How to save the high street? How to activate the lonesome streets? The dissertation will discuss this issue. According to the literature review, heritage has the potential to be the key element in commercial districts. The author will use some examples from all over the world to illustrate the importance of heritage. On the other hand, how to maintain the authenticity of heritages will be discussed in the dissertation. New buildings are built every moment. Old buildings also are abandoned every moment. The dissertation will talk about how to rescue the commerical districts and heritages.
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