大古城遗址位于河北省怀来县小南辛堡乡大古城村北约1000米处,滨临官厅水库南岸(图一)。遗址北望燕山山脉,南见军都山脉,扼怀来盆地交通要道。早在20世纪50年代以前,大古城就不断有文物出土。1954年1月,河北省文化局为配合官厅水库工程曾派人前往大古城进 Great Ancient City site is located in Huailai County, Hebei Province, a small ancient town of South Fort Township, about 1,000 meters north of the waterfront, adjacent to the south bank of Guanting Reservoir (Figure 1). Ruins north of the Yanshan Mountains, South military forces to see the mountains, Chuanghua to the basin traffic arteries. As early as the 1950s ago, the ancient city unearthed cultural relics. January 1954, Hebei Provincial Department of Culture to tie in with the Guanting Reservoir Project had sent to the ancient city into