century ▁architect ural ▁feature ▁situated ▁in ▁the ▁Gu ang ou ▁Valley ▁at ▁the ▁Ju y ong gu an ▁Pass ▁of ▁the ▁Great ▁Wall ▁of ▁China , ▁in ▁the ▁Ch ang ping ▁District ▁of ▁Be ij ing ▁Municip ality , ▁about ▁ ▁north west ▁of ▁central ▁Be ij ing . ▁ ▁Although ▁the ▁structure ▁looks ▁like ▁a ▁gateway , ▁it ▁was ▁originally ▁the ▁base ▁for ▁three ▁white ▁dag ob as ▁or ▁stup as , ▁with ▁a ▁passage ▁through ▁it , ▁a ▁type ▁of ▁structure ▁known ▁as ▁a ▁" cross ing ▁street ▁tower " ▁( ). ▁ ▁The ▁platform ▁is ▁ren owned ▁for ▁its ▁Buddh ist ▁car v ings ▁and ▁for ▁its ▁Buddh ist ▁ins cri ptions ▁in ▁six ▁languages . ▁ ▁The ▁Cloud ▁Platform ▁was ▁the ▁ 9 8 th ▁site ▁included ▁in ▁the ▁first ▁batch ▁of ▁ 1 8 0 ▁Major ▁Historical ▁and ▁Cultural ▁S ites ▁Prote cted ▁at ▁the ▁National ▁Level ▁as ▁designated ▁by ▁the ▁State ▁Council ▁of ▁China ▁in ▁April ▁ 1 9 6 1 . ▁ ▁History ▁ ▁The ▁platform ▁was ▁built ▁between ▁ 1 3 4 2 ▁and ▁ 1 3 4 5 , ▁during ▁the ▁reign ▁of ▁Emperor ▁Hu iz ong ▁of ▁the ▁Y uan ▁D ynast y , ▁by ▁imperial ▁command . ▁ ▁It ▁was ▁part ▁of ▁the ▁Buddh ist ▁Y ong ming ▁Ba ox i ang ▁Temple ▁( 永 明 <0xE5> <0xAF> <0xB6> 相 寺 ), ▁which ▁was ▁situated ▁at ▁the ▁Ju y ong gu an ▁Pass ▁north west ▁of ▁the ▁capital , ▁D adu ▁(