ThePlainofJars(石缸平原)isagreatmanmadewonder(奇观)inLaos，ac...
问题详情：ThePlainofJars(石缸平原)isagreatmanmadewonder(奇观)inLaos，acountryinsoutheastismadeupofthousandsofstonethan90jarsiteshavebeenfoundsitehasfrom1to400stonejarscomeindifferentsizesfrom1to3metersn...