First it is necessary to undertake detailed field surveys and historical research in order to complete the comprehensive reports which will be sent in for review. For example, for the Alishan Mountain Railway, considered one of the three most important mountain railways in the world, it is not enough to explain the chronological and technical processes of its construction.
「我們可以發現世界遺產的指定精神，在於確保人類進化文明過程中的重要象徵，遺址地的大小，歷史年代的久遠並非唯一決定因子，」文化大學景觀設計學系主任郭瓊瑩指出。