“Challenge 2008- National Development Plan- Doubling Tourist Arrivals Plan” which was promoted by the Executive Yuan of Taiwan expected to achieve the goal of doubling the number of tourist arrivals to 2 million within 6 years through dispelling old constructions, improving the quality of the integrated environment, enhancing the spirit of the culture, environmental and ecological management. Making a comprehensive survey of the tourist destinations and scenic spots in Taiwan, most of their composition was neither completed nor took into consideration the natural and cultural resources as well as the perception characteristics which could have been shown. In addition, with the change of tourists’ attitudes and the respect of culture and environment, substitute tours have become a new trend in tourism instead of the traditional method of mass tourism. Tours in the 21st century do not merely satisfy tourists’ physical and mental needs but also respect local culture and coordinate the bearing capacity of the environment and sources to achieve a goal of sustainable tourism. The object of this study was the varied levels of scenic spots and national parks. This study integrated the related issues by means of a heuristic structure. From the viewpoint of the trends in modern tourism, the study explored the meaning, importance, and functions of the composition elements in the construction and planning of the scenic spots. Through a viewpoint of environmental psychology, such as consciousness and environmental behavior, reconsider how humankind interacts with the environments to deeply investigate the imagery of scenic spots and genius loci. With the reference exploration, this study comprehended that the development of scenic spots should be progressed through designing and it should also present the landscape perception and environmental image in terms of the character of the environment and tourists. Additionally, it needs to be continually improved through the implementation of environment evaluations. This study concluded 24 design principles of planning scenic spots for the reference of development and planning scenic spots in the future.