Speak of the grotto of Gansu Province, major person may know to be located in the Dunhuang Caves that river westing corridor carries on the west only, its are honest of river westing corridor germinant although,still have famous degree not tall, be in our country however the grotto that important place has on buddhism history, it is Chinese cut one of the earliest grotto, be located in the Gansu Province the grotto of day ladder hill that the 50 kilometers austral city of cool state of Wu Wei city are in. Grotto of day ladder hill also calls cool city grotto, only then the north of period of authentic Yu Dongjin is cool, be apart from have about today 1600 the history. Average sea moves the hill style that its are in 2100 meters, hardships and dangers of hill road rugged, be just as ascend day ladder, get a day ladder mountain so. The summit firn all the year round on grotto is not changed, silver-coated, the picture is attractive, be known as cool city since ancient times one of 8 scene " day ladder Gu Xue " . 1600 come for years, earthquake of harships of classics of all previous of grotto of day ladder hill, still put 19 cavern up to now, statue 43 bodies, mural 300 much square metre, dimensions is grandiose and grand, elegant unsurpassed, can rival with Dunhuang Mo Gao hole. The Tang Dynasty big Buddha that hill is depended on in grotto and sits is 28 meters tall, the blue waves below the foot ripples, bao Yun is twined all round, form a hill, water, Buddha, cloud the grand wonderful view of one integrated mass. Cross to grow about 100 meters hill body channel, step down staircase, ability comes to this honour below big Buddha foot, serve of big Buddha both sides is establishing Bodhisattva of Wen Shu, Pu Xian, wide eye, much king famous a day and A leaf of difficult, Jia 6 honour statue, all be stone embryo with Shan Yan, again apply clay sculpture is become, law photograph is majestic, cassock grain is meticulous turn, lifelike, can calls Tang Dynasty the classic of sculpture. Be worth what carry is, grotto of day ladder hill is even earlier than Dunhuang Mo Gao hole 100 old, the covered with clouds of dignitary of Northen Wei Dynasty that shares cut in those days sunlights and large quantities of skillful craftsman are after project complete, smooth town leaves east (today Shanxi Great Harmony) chair build the Yun Gang grotto with infrequent all over the world, initiated the cool city mode of Chinese grotto art, and grotto of day ladder hill also is known as " Chinese grotto originator " . It is red sand cliff to pledge as a result of the hill body of grotto of day ladder hill, extremely easy decency, to bright Qing Dynasty from Northen Wei Dynasty period is tried to be repaired again for many times build, existent mural is draw of bright generation place, content is given priority to with the design such as Qing Long, white elephant and sika, with temple of Dunhuang north cool mural, bright spirit Xi Qinbi draws style close, brush stroke in Chinese painting and calligraphy is pure and fresh, chiliad of all previous classics still colour is gorgeous. 1958, it is those who solve farm of region of Mongolian gazelle river to irrigate problem, place builds reservoir of Mongolian gazelle river around grotto of day ladder hill, predict to all grotto of day ladder hill will be flooded after reservoir store water at that time, then besides dimensions the biggest 13 hole big Buddha, the others grotto is undertaken to museum of the Gansu Province by move collect carefully. Just discover after reservoir harbour full water however, surface is apart from lowermost grotto to still also have 5 meters. 1991, wu Wei encounters infrequent and dry weather, water level of reservoir of Mongolian gazelle river also drops apparently. Fierce power city captures this 1000 carry the chance that meets hard, in the build outside grotto high fence, undertake to figure of Buddha rush to repair, consolidate and recover from an illness. 2015, place was started again remove the protective rehabilitate project of mural statue, this batch of precious cultural relic predict to will be in before long hind relocate answers former address of day ladder hill to save.