石(shi)(shi)臺子(zi)山(shan)(shan)(shan)(shan)城(cheng)(cheng)(cheng)位于沈(shen)陽市(shi)區東(dong)(dong)北(bei)35公里(li)輝(hui)山(shan)(shan)(shan)(shan)風(feng)景區內的(de)(de)(de)棋盤(pan)山(shan)(shan)(shan)(shan)水庫北(bei)岸(an),北(bei)鄰鐵嶺,東(dong)(dong)南與撫順相望。山(shan)(shan)(shan)(shan)城(cheng)(cheng)(cheng)借助山(shan)(shan)(shan)(shan)體(ti)(ti)自然(ran)形(xing)(xing)(xing)勢人工修(xiu)筑而成(cheng),為(wei)一(yi)(yi)座(zuo)閉合式的(de)(de)(de)石(shi)(shi)壘山(shan)(shan)(shan)(shan)城(cheng)(cheng)(cheng),平面(mian)(mian)(mian)呈不(bu)規(gui)則的(de)(de)(de)三角(jiao)形(xing)(xing)(xing),周長(chang)1384.1米,環城(cheng)(cheng)(cheng)墻(qiang)(qiang)體(ti)(ti)一(yi)(yi)周共設有(you)(you)(you)10座(zuo)馬(ma)(ma)面(mian)(mian)(mian),4個城(cheng)(cheng)(cheng)門。山(shan)(shan)(shan)(shan)勢西(xi)(xi)高東(dong)(dong)低(di),南寬(kuan)(kuan)(kuan)北(bei)窄,四(si)角(jiao)相對較高。山(shan)(shan)(shan)(shan)城(cheng)(cheng)(cheng)墻(qiang)(qiang)體(ti)(ti)斷面(mian)(mian)(mian)呈梯狀,內外(wai)墻(qiang)(qiang)面(mian)(mian)(mian)為(wei)形(xing)(xing)(xing)狀規(gui)整的(de)(de)(de)楔(xie)形(xing)(xing)(xing)石(shi)(shi)塊砌筑,墻(qiang)(qiang)面(mian)(mian)(mian)里(li)為(wei)棱形(xing)(xing)(xing)的(de)(de)(de)插石(shi)(shi)。里(li)墻(qiang)(qiang)一(yi)(yi)周均有(you)(you)(you)夯(hang)土護坡(po)向(xiang)城(cheng)(cheng)(cheng)內緩延,個別處尚(shang)有(you)(you)(you)護坡(po)石(shi)(shi)。墻(qiang)(qiang)體(ti)(ti)自下而上有(you)(you)(you)一(yi)(yi)定程(cheng)度的(de)(de)(de)內收,墻(qiang)(qiang)體(ti)(ti)底寬(kuan)(kuan)(kuan)6-7米不(bu)等(deng)(deng)(deng),頂殘寬(kuan)(kuan)(kuan)5.6米,殘高最高處3.9米。10座(zuo)馬(ma)(ma)面(mian)(mian)(mian)之間(jian)相距約60米,馬(ma)(ma)面(mian)(mian)(mian)皆為(wei)方形(xing)(xing)(xing)或(huo)近長(chang)方形(xing)(xing)(xing)。4個城(cheng)(cheng)(cheng)門分別設筑在東(dong)(dong)、南、西(xi)(xi)、北(bei)四(si)面(mian)(mian)(mian),且門下皆有(you)(you)(you)城(cheng)(cheng)(cheng)內向(xiang)外(wai)排(pai)水系統。在南門西(xi)(xi)側還發現一(yi)(yi)大(da)涵(han)洞(dong)(dong),洞(dong)(dong)口兩側用較大(da)的(de)(de)(de)條(tiao)石(shi)(shi)砌筑,高1.02米,寬(kuan)(kuan)(kuan)0.80米。城(cheng)(cheng)(cheng)址內有(you)(you)(you)房址、灰(hui)坑,房址皆為(wei)石(shi)(shi)砌,灰(hui)坑形(xing)(xing)(xing)狀各異,圓(yuan)形(xing)(xing)(xing)居多(duo),另有(you)(you)(you)橢圓(yuan)形(xing)(xing)(xing)及不(bu)規(gui)則長(chang)方形(xing)(xing)(xing)等(deng)(deng)(deng)。出土遺物有(you)(you)(you)陶器(qi)、鐵器(qi)、銅器(qi)、骨器(qi)和錢幣等(deng)(deng)(deng)。