Sand trench knife is located in Zhangjiajie National Forest Park.

   Sand trench knife is a "U" shaped valley, the east of ravine is the banks of Jinbian Xi's "Longdistance Meet," and the west of ravine is the banks of Jinbian Xi's Purple Grass Pond. Grotesque it stand out, dense forests, slippery moss. Viewing from the ravine, peak days away, deep clear stream, full of interesting mythology, the "human labyrinth," said.

   Such as from the "Longdistance Meet" into the ravine, counter-clockwise along the ravine line, you can tour the garden, Ecstasy platform, the world bridge, waterfall. Ecstasy platform is famous for beautiful scenery . Hundreds of fantastic mountains have sprung . the world bridge was made by gods , height, span and thrilling world are rare.

   The main attractions ,there are five women in the department apprentice, underwater dancers, two turtle touch the Sky, the boys worship the Goddess of Mercy, the garden, the Leaning Tower and so on.