臨(lin)(lin)賀古城(cheng)(cheng)(cheng),包括四個城(cheng)(cheng)(cheng)址(zhi)(zhi)(zhi)。大鴨(ya)村(cun)城(cheng)(cheng)(cheng)址(zhi)(zhi)(zhi)建于(yu)西(xi)漢(han)早期,長(chang)方形(xing),版(ban)筑土城(cheng)(cheng)(cheng)垣(yuan),南垣(yuan)中部有(you)(you)缺口(kou)為城(cheng)(cheng)(cheng)門(men),東(dong)、西(xi)垣(yuan)外有(you)(you)寬(kuan)(kuan)10米(mi)(mi)(mi)、深2米(mi)(mi)(mi)的(de)護城(cheng)(cheng)(cheng)壕。洲尾坡(po)址(zhi)(zhi)(zhi)是西(xi)漢(han)晚期縣(xian)坡(po)新(xin)址(zhi)(zhi)(zhi),現四周殘存(cun)(cun)版(ban)筑土城(cheng)(cheng)(cheng)垣(yuan),縱(zong)橫約1000米(mi)(mi)(mi)。河(he)西(xi)城(cheng)(cheng)(cheng)址(zhi)(zhi)(zhi)是東(dong)漢(han)時由洲尾遷(qian)于(yu)此的(de)新(xin)縣(xian)城(cheng)(cheng)(cheng)址(zhi)(zhi)(zhi),略(lve)呈長(chang)方形(xing),版(ban)筑夯(hang)(hang)土墻(qiang),殘高(gao)3—6米(mi)(mi)(mi),寬(kuan)(kuan)23—25米(mi)(mi)(mi),東(dong)、南、西(xi)垣(yuan)分別(bie)長(chang)840、879、569米(mi)(mi)(mi),北(bei)垣(yuan)西(xi)段已毀,東(dong)段殘存(cun)(cun)280米(mi)(mi)(mi),城(cheng)(cheng)(cheng)外有(you)(you)東(dong)漢(han)護城(cheng)(cheng)(cheng)河(he),五代(dai)(dai)時將(jiang)西(xi)、北(bei)城(cheng)(cheng)(cheng)墻(qiang)內(nei)縮90余米(mi)(mi)(mi),重(zhong)新(xin)夯(hang)(hang)筑土城(cheng)(cheng)(cheng)墻(qiang)630米(mi)(mi)(mi),南宋時包砌青。在宋代(dai)(dai)臨(lin)(lin)賀城(cheng)(cheng)(cheng)又稱主城(cheng)(cheng)(cheng),利用(yong)東(dong)漢(han)、五代(dai)(dai)城(cheng)(cheng)(cheng)垣(yuan),用(yong)青磚包砌,城(cheng)(cheng)(cheng)上筑城(cheng)(cheng)(cheng)垛,四面(mian)辟門(men)并(bing)建敵樓(lou),周圍(wei)開護城(cheng)(cheng)(cheng)河(he),元、明(ming)、清(qing)沿用(yong)宋臨(lin)(lin)賀城(cheng)(cheng)(cheng)。清(qing)同治、光緒年(nian)間(公元1862—1908年(nian))和民國初均有(you)(you)修葺(qi)。清(qing)中葉以(yi)后形(xing)成河(he)東(dong)故城(cheng)(cheng)(cheng),內(nei)有(you)(you)石(shi)板街(jie)、民居街(jie)巷及(ji)粵東(dong)會館、文(wen)廟、魁星樓(lou)、八圣廟、觀(guan)音樓(lou)等。城(cheng)(cheng)(cheng)址(zhi)(zhi)(zhi)歷(li)史脈絡(luo)清(qing)晰,文(wen)物(wu)遺存(cun)(cun)豐富,城(cheng)(cheng)(cheng)郭保(bao)存(cun)(cun)完整,具有(you)(you)較高(gao)的(de)歷(li)史與科學(xue)價值。
2001年06月25日,臨賀故城作(zuo)為漢至清時期古建筑(zhu),被國務(wu)院批準列入第(di)五批全國重點(dian)文物保護(hu)單位名單。