十(shi)二(er)連(lian)(lian)城(cheng)(cheng)(cheng)(cheng)(cheng)與鳳凰(huang)城(cheng)(cheng)(cheng)(cheng)(cheng)在城(cheng)(cheng)(cheng)(cheng)(cheng)東(dong)北(bei)5公里(li)金(jin)魚(yu)河北(bei)岸,沿土(tu)崗而(er)筑12處(chu)(chu)城(cheng)(cheng)(cheng)(cheng)(cheng),連(lian)(lian)綿(mian)10余里(li)形勢(shi)彎環,連(lian)(lian)綿(mian)不絕,今(jin)(jin)人稱之為(wei)十(shi)二(er)連(lian)(lian)城(cheng)(cheng)(cheng)(cheng)(cheng)。經考(kao)古勘察(cha)鑒定,是(shi)(shi)人工(gong)夯筑而(er)成,城(cheng)(cheng)(cheng)(cheng)(cheng)為(wei)春秋(qiu)(qiu)戰國時(shi)(shi)(shi)人工(gong)修建。從城(cheng)(cheng)(cheng)(cheng)(cheng)蜿蜒(yan)曲折的(de)(de)走(zou)向、連(lian)(lian)綿(mian)10余里(li)的(de)(de)長度判斷,它不像是(shi)(shi)一座城(cheng)(cheng)(cheng)(cheng)(cheng)邑的(de)(de)城(cheng)(cheng)(cheng)(cheng)(cheng)墻(qiang),可能是(shi)(shi)用于防御的(de)(de)邊墻(qiang),即長城(cheng)(cheng)(cheng)(cheng)(cheng)。從歷史記(ji)載和地(di)理位(wei)置(zhi)考(kao)察(cha),十(shi)二(er)連(lian)(lian)城(cheng)(cheng)(cheng)(cheng)(cheng)可能是(shi)(shi)戰國時(shi)(shi)(shi)代(dai)的(de)(de)魏(wei)國長城(cheng)(cheng)(cheng)(cheng)(cheng)。當地(di)人們(men)見(jian)斷斷續續的(de)(de)12段墻(qiang)體,把它叫“十(shi)二(er)連(lian)(lian)城(cheng)(cheng)(cheng)(cheng)(cheng)”。民間(jian)還有(you)個美麗(li)的(de)(de)傳(chuan)(chuan)說。 春秋(qiu)(qiu)時(shi)(shi)(shi)期的(de)(de)子產(chan)(chan)治理鄭(zheng)國道不拾遺,夜不閉戶(hu)。他關心人民疾苦。他生不占(zhan)民利,死(si)(si)不占(zhan)民地(di),死(si)(si)后讓兒子葬(zang)他于陘山(shan)(shan)頂上(shang)(shang)的(de)(de)石頭堆里(li)。老(lao)百姓(xing)對子產(chan)(chan)的(de)(de)死(si)(si)非(fei)常悲慟,男女老(lao)少(shao)含淚捧土(tu)為(wei)子產(chan)(chan)建臺(tai)(tai)立祠。地(di)點(dian)在今(jin)(jin)增(zeng)福廟鄉高(gao)(gao)廟郭村東(dong),那(nei)里(li)相傳(chuan)(chuan)為(wei)子產(chan)(chan)觀兵處(chu)(chu)。子產(chan)(chan)臺(tai)(tai)為(wei)圓形高(gao)(gao)臺(tai)(tai),圍約(yue)100米(mi),高(gao)(gao)約(yue)20米(mi),平地(di)突起,形勢(shi)高(gao)(gao)峻。其頂建子產(chan)(chan)祠,可躡(nie)百級而(er)上(shang)(shang)。因祠建于拔(ba)地(di)而(er)起的(de)(de)高(gao)(gao)阜上(shang)(shang),俗稱高(gao)(gao)廟。民眾的(de)(de)虔誠精(jing)神(shen)感動了黎山(shan)(shan)老(lao)母,這位(wei)天(tian)神(shen)也要為(wei)建臺(tai)(tai)貢獻一份力量(liang)。老(lao)母用黃布袋背了一袋子土(tu)送到產(chan)(chan)臺(tai)(tai)上(shang)(shang),然后沿金(jin)魚(yu)河慢慢離去。她邊走(zou)邊抖袋子,把殘留的(de)(de)土(tu)撒(sa)在走(zou)過的(de)(de)路上(shang)(shang)。次(ci)日(ri)天(tian)一亮(liang),子產(chan)(chan)臺(tai)(tai)竟(jing)長成了一座巍峨的(de)(de)土(tu)山(shan)(shan),撒(sa)落的(de)(de)殘土(tu)成了逶(wei)迤十(shi)余里(li)的(de)(de)“十(shi)二(er)連(lian)(lian)城(cheng)(cheng)(cheng)(cheng)(cheng)”。子產(chan)(chan)臺(tai)(tai)北(bei)魚(yu)河南有(you)紫(zi)禁城(cheng)(cheng)(cheng)(cheng)(cheng)與十(shi)二(er)連(lian)(lian)城(cheng)(cheng)(cheng)(cheng)(cheng)相對,附近還有(you)鳳凰(huang)臺(tai)(tai)。東(dong)5里(li)今(jin)(jin)官(guan)亭鄉孟(meng)寨(zhai)村有(you)古城(cheng)(cheng)(cheng)(cheng)(cheng)一座,傳(chuan)(chuan)為(wei)漢(han)代(dai)西(xi)鳳凰(huang)城(cheng)(cheng)(cheng)(cheng)(cheng),那(nei)里(li)是(shi)(shi)春秋(qiu)(qiu)時(shi)(shi)(shi)長葛邑舊址。今(jin)(jin)縣城(cheng)(cheng)(cheng)(cheng)(cheng)東(dong)北(bei)13公里(li)大墻(qiang)周鄉和尚楊村南東(dong)鳳崗上(shang)(shang)有(you)鳳凰(huang)城(cheng)(cheng)(cheng)(cheng)(cheng),即東(dong)鳳凰(huang)城(cheng)(cheng)(cheng)(cheng)(cheng)。
1981年長葛縣人民政(zheng)府公(gong)(gong)布為重點文物(wu)保護(hu)單(dan)位。2013年5月3日,被國務院(yuan)核定公(gong)(gong)布為第七批全國重點文物(wu)保護(hu)單(dan)位。