是江山风景区的核心旅游线路，峡谷长约8千米，高差约300余米。总体走向为北西方向。走进江山大峡谷，山风、清溪、飞瀑、古树相互辉映，更有“千米屏障”、“太公钩鱼”、回音台阶等景观，点缀山中，构成一幅和谐有致的天然画卷。

Jiangshan Valley is the core tourist route of Jiangshan scenic spot. The valley is about 8km in length and a height difference of about 300m. It goes along the north-west trend. The mountain wind, transparent stream, waterfalls and ancient trees in the Jiangshan Valley add radiance and beauty to each other, and there are also "1000-meter Screen Cliff", "Jiang Taigong Fishing", Echoing Steps and other landscapes, which constitutes a harmonious and natural picture.