Yandang Mountain, locating in Yueqing Wenzhou City Zhejiang Province, is of the first group of national important scenic sites and it is considered as one of ten famous mountains in China. The name "yandang" comes from the lake of beautiful view on the top of the mountain and where the spreading reed, and the wild geese come and live here in autumn. Yandang Mountain, famous for its peaks, screen-like peaks, caves and waterfalls, is a mountainous natural resort on seaside. With the good reputation of "the famous mountain in the sea", "the emperor of mountains" it was called as "The First Mountain in Southeast China". With abundant and rich culture, it was set afoot in South and North Dynasty, and developed in Tang Dynasty.

Yandang Mountain was formed 120 million years ago. It is a typical ancient rhyolite volcano with area of 450 square meters in total, 550 scenic sites and 8 scenic zones included. Lingfeng Peak, Lingyan Rock and Dalong Qiu Waterfall are called as "Three Famous Scenic Sites of Yandang Mountain".

Yandang Mountain has its special features, "it can stand scrutiny in daytime, and it can thrill with joy at night", "Different positions, different sceneries" and "Tasting seafood while watching landscape". All of these are the three features which are different from other famous mountains.

Landscape Aesthetics (Mountains & Water) Value
As the famous mountain with long history and good reputation of "the emperor of mountains" and "the marvelous mountain in the world", Yandang Mountain possesses its executive landscape aesthetics. Because of the landscape features such as complex topographic, plentiful scenes, and so on, fantastic is the important feature of Yandang Mountain in figure.

What makes Yandang Mountain so fantastic? The fantastic landscapes are shown in the shape of rhyolite, the fantastic beauty above the ordinary, the soaring and precipitous peaks, the screen-like peaks with great momentum and soul-stirring waterfalls of different scales.

It is well known for the unique and beautiful landscape of Yandang Mountain, but not just on the fantastic beauty. Moreover, there are lots of charm sceneries attracting the visitors, such as the grand Yanhu Ridge and Dragon Back, the dangerous Yundong Shed, the marvelous Fairy Brook and Qingjiang Landscape, the dim and gloomy Crescent Valley, Ningyu Brook, Lingyan Rock and other caves. Climbing on the summit of these hundreds of mountains, you can enjoy the vast and wilderness beauty.

No wonder Pan Tianshou, the famous painter could not help writing the famous poem to praise the beauty of Yandang Mountain as: "It's steep and high which is hardly to imagine".

Historic Culture Value
The astonished peculiar landscape of Mt. Yandang has promoted the strong aesthetic perception and inspiration for many ancient Chinese poets, literatures and painters, they enjoyed visiting the mountain and contributed lots of poems, paintings and calligraphic works on what they saw and thought here, therefore, the precious historic and cultural relics are left in Yandang Mountain such as more than 5000 poems and over 400 carved tablets on cliff surface.

The shape and landforms of Yandang Mountain has aroused the intelligent for the scientists, for example, Shenkuo, the scientist of North Song Dynasty, had got the erosion effect theory of the flowing water to topography, which was more than 600 years earlier than the erosion theory of European Countries. The research of modern geology has indicated that Yandang Mountain is a typical ancient rhyolite caldera volcano whose scientific value is very important in the world. Shi Yuanfu put forward the "Visiting Mountain Theory" after ten years of his visiting, which is the spirit conclusion while you return to nature and talked to the spirit of nature in the activity of visiting Yandang Mountain in ancient times in China, which is correspond with the "Visiting Mountain Study" was put forward by Wei Yuan, the scholar of Qing Dynasty. It is the landscape culture relics which are worth to be summed up.

Natural & Science Value
Yandang Mountain is a space model of Cretaceous Period Caldera Volcano which was dissected by nature, and is a natural museum of rhyolite volcano. The international sudden phenomenon of caldera volcano in Mt. Yandang possesses the distinction in time and space, which has generality and representation during in huge volcano of West Pacific Ocean--Asia Continent Edge, which is a natural drill about researching on the process of the magma in the edge of continent impacting on the deeper geology.