北海團城
金(jin)建(jian)(jian)行(xing)(xing)宮(gong),元代(dai)建(jian)(jian)大都,這里遂成皇(huang)城內的帝王禁苑(yuan)(yuan)。明清兩代(dai)進(jin)行(xing)(xing)多(duo)次修葺、擴建(jian)(jian)、添建(jian)(jian)和(he)(he)改建(jian)(jian)。其中規(gui)模較大的是清順治八年(nian)(1651)和(he)(he)乾隆年(nian)間的改建(jian)(jian),從而奠定了今(jin)天(tian)北海的基礎(chu),成為一(yi)座寓(yu)宮(gong)室(shi)、第宅(zhai)、寺廟和(he)(he)園林多(duo)種藝(yi)術(shu)形式為一(yi)體(ti)的帝王宮(gong)苑(yuan)(yuan)。它是中國(guo)現存歷(li)史(shi)悠久、規(gui)模宏大、布置(zhi)精(jing)美的宮(gong)苑(yuan)(yuan)之(zhi)一(yi),1961年(nian)中華人民共和(he)(he)國(guo)國(guo)務院公(gong)布為全國(guo)重點文物(wu)保護(hu)單位(wei)。
北(bei)海 布(bu)局(ju)繼(ji)承了中(zhong)(zhong)國古(gu)代造園藝術的(de)(de)傳統,在(zai)水中(zhong)(zhong)置(zhi)島(dao)(dao)嶼,用橋(qiao)堤同岸邊相連。在(zai)島(dao)(dao)上(shang)(shang)和沿岸布(bu)置(zhi)建筑(zhu)物和景(jing)點。水面(mian)占一半以上(shang)(shang),景(jing)觀(guan)比較開(kai)闊(kuo)。園內以瓊島(dao)(dao)為(wei)(wei)全(quan)園中(zhong)(zhong)心,島(dao)(dao)上(shang)(shang)建筑(zhu)以白塔(ta)為(wei)(wei)中(zhong)(zhong)心,分(fen)四(si)(si)面(mian)布(bu)局(ju)。塔(ta)是清順治八(ba)年(nian)(1651)在(zai)原廣寒(han)殿(dian)舊(jiu)址上(shang)(shang)建造的(de)(de)。從山(shan)(shan)(shan)(shan)腳至(zhi)塔(ta)頂高(gao)62.8米,前(qian)有(you)(you)(you)琉璃小閣(ge)(ge)一座,名善因殿(dian)。登(deng)高(gao)遠眺四(si)(si)方,園景(jing)盡(jin)收眼底。南面(mian)為(wei)(wei)永安寺,寺隨山(shan)(shan)(shan)(shan)勢而建,高(gao)低錯落,黃(huang)瓦(wa)(wa)紅墻再南為(wei)(wei)永安橋(qiao)(原為(wei)(wei)太(tai)液橋(qiao)),系元初所建,清乾隆(long)三十六(liu)年(nian)(1771)將中(zhong)(zhong)孔木板改石(shi)(shi)券洞,過橋(qiao)連接(jie)團(tuan)城。東(dong)(dong)面(mian)樹木成蔭,建筑(zhu)有(you)(you)(you)智珠殿(dian)、慧(hui)日亭和被譽為(wei)(wei)燕京八(ba)景(jing)之(zhi)(zhi)一的(de)(de)“瓊島(dao)(dao)春陰”幢形碑等。西面(mian)有(you)(you)(you)靜憩(qi)軒、慶(qing)(qing)霄樓、悅心殿(dian)、水精(jing)域、甘露(lu)殿(dian)、琳光殿(dian)、蟠(pan)青(qing)室、一房山(shan)(shan)(shan)(shan)、畝鑒室、閱(yue)古(gu)樓等。慶(qing)(qing)霄樓、悅心殿(dian)位(wei)于西麓半山(shan)(shan)(shan)(shan)腰處,為(wei)(wei)帝(di)后“理事引見”和觀(guan)賞風景(jing)之(zhi)(zhi)處。慶(qing)(qing)霄樓為(wei)(wei)青(qing)瓦(wa)(wa)重檐歇(xie)山(shan)(shan)(shan)(shan)頂,上(shang)(shang)層面(mian)闊(kuo)五(wu)間(jian),四(si)(si)周(zhou)圍廊(lang),下層為(wei)(wei)五(wu)破(po)七間(jian)。昔日每逢臘(la)月節(jie),帝(di)后登(deng)樓觀(guan)賞冰嬉、雪景(jing)。閱(yue)古(gu)樓位(wei)于琳光殿(dian)之(zhi)(zhi)北(bei),坐東(dong)(dong)朝(chao)西,正面(mian)呈半圓形,樓分(fen)上(shang)(shang)、下兩層,共25間(jian),壁上(shang)(shang)嵌 495方御制三希堂石(shi)(shi)渠寶(bao)笈法帖,書法、鐫刻精(jing)美絕(jue)倫。北(bei)面(mian)有(you)(you)(you)酣古(gu)堂、寫妙石(shi)(shi)室、看(kan)畫廊(lang)、盤嵐精(jing)舍、延南薰(xun)、嵌室、銅仙承露(lu)盤、一壺天地(di)亭、小邱亭及東(dong)(dong)起倚(yi)晴樓西至(zhi)分(fen)涼閣(ge)(ge)中(zhong)(zhong)有(you)(you)(you)碧照樓遠帆閣(ge)(ge)、漪(yi)瀾堂、道寧齋(zhai)、晴欄花韻和65間(jian)延廊(lang)組成的(de)(de)建筑(zhu)群。此外山(shan)(shan)(shan)(shan)上(shang)(shang)尚有(you)(you)(you)早年(nian)塌毀的(de)(de)亭廊(lang)、牌(pai)坊遺址等。島(dao)(dao)上(shang)(shang)和白塔(ta)山(shan)(shan)(shan)(shan)前(qian)的(de)(de)太(tai)湖石(shi)(shi),多(duo)玲瓏剔透,為(wei)(wei)金(jin)朝(chao)從北(bei)宋汴梁皇(huang)家(jia)園林“艮(gen)岳”拆運而來。其他地(di)區的(de)(de)黃(huang)太(tai)湖石(shi)(shi)多(duo)為(wei)(wei)清乾隆(long)年(nian)間(jian)運來。
東岸(an)有(you)(you)濠濮澗、畫(hua)(hua)舫齋(zhai)(zhai)、蠶壇等。濠濮澗始(shi)建(jian)(jian)(jian)于(yu)(yu)清乾(qian)(qian)隆二(er)十(shi)二(er)年(nian)(1757),是(shi)一座三面臨水(shui)的(de)水(shui)榭。入口處有(you)(you)一座曲(qu)尺形(xing)石(shi)平橋及仿木(mu)結(jie)構石(shi)坊,幽靜別致(zhi)。畫(hua)(hua)舫齋(zhai)(zhai)又(you)(you)稱(cheng)(cheng)水(shui)殿,位(wei)于(yu)(yu)東岸(an)土(tu)石(shi)山(shan)林間(jian)(jian),原為(wei)皇帝行宮,建(jian)(jian)(jian)于(yu)(yu)清乾(qian)(qian)隆二(er)十(shi)二(er)年(nian)(1757),門內正中(zhong)(zhong)為(wei)一方形(xing)水(shui)池,四面廊屋環(huan)繞。主體建(jian)(jian)(jian)筑(zhu)畫(hua)(hua)舫齋(zhai)(zhai)面闊五(wu)間(jian)(jian),灰筒瓦歇山(shan)頂(ding),前(qian)出軒,后帶(dai)抱(bao)廈。整(zheng)座庭院布局(ju)緊(jin)湊,建(jian)(jian)(jian)筑(zhu)精巧,雕梁畫(hua)(hua)棟(dong),為(wei)北海(hai)的(de)園中(zhong)(zhong)之園。北岸(an)由(you)東往西(xi)分(fen)別為(wei)靜心(xin)齋(zhai)(zhai)、天(tian)王殿、九龍(long)(long)壁(bi)、快雪堂、闡福寺(si)、萬(wan)(wan)佛樓(lou)、極樂世(shi)界(原稱(cheng)(cheng)小(xiao)西(xi)天(tian))等。靜心(xin)齋(zhai)(zhai)建(jian)(jian)(jian)于(yu)(yu)清乾(qian)(qian)隆二(er)十(shi)年(nian)(1755),為(wei)北海(hai)中(zhong)(zhong)最引人(ren)入勝的(de)園中(zhong)(zhong)之園。它的(de)正門與(yu)(yu)瓊島隔(ge)水(shui)相(xiang)望,東側護(hu)以短花墻,使內外(wai)景(jing)交融。齋(zhai)(zhai)內主要建(jian)(jian)(jian)筑(zhu)有(you)(you)鏡(jing)清齋(zhai)(zhai)、沁泉廊、畫(hua)(hua)峰室、抱(bao)素書屋、韻琴齋(zhai)(zhai)、枕巒亭(ting)、罨畫(hua)(hua)軒、疊(die)翠樓(lou)等。齋(zhai)(zhai)內太湖石(shi)疊(die)山(shan)頗為(wei)壯(zhuang)觀。九龍(long)(long)壁(bi)原為(wei)一寺(si)院的(de)迎壁(bi),兩(liang)面各(ge)鑲(xiang)嵌九條彩(cai)龍(long)(long),清乾(qian)(qian)隆十(shi)一年(nian) (1746) 重新建(jian)(jian)(jian)成。五(wu)龍(long)(long)亭(ting)始(shi)建(jian)(jian)(jian)于(yu)(yu)明萬(wan)(wan)歷三十(shi)年(nian)(1602),今貌為(wei)清順(shun)治八年(nian)(1651)改建(jian)(jian)(jian)而成。五(wu)亭(ting)突入湖中(zhong)(zhong),各(ge)以石(shi)橋與(yu)(yu)岸(an)相(xiang)連,左右(you)各(ge)二(er)亭(ting),呈對稱(cheng)(cheng)式。五(wu)亭(ting)之間(jian)(jian)又(you)(you)以石(shi)曲(qu)橋相(xiang)通,宛似游龍(long)(long)橫臥岸(an)邊。天(tian)王殿、萬(wan)(wan)佛樓(lou)、極樂世(shi)界為(wei)園內佛寺(si)建(jian)(jian)(jian)筑(zhu)。
團(tuan)城(cheng)(cheng)(cheng) 位于(yu)北海(hai)南門西(xi)側。元代時為(wei)一(yi)小(xiao)嶼,明代重(zhong)修(xiu)時筑(zhu)城(cheng)(cheng)(cheng)墻,并將東(dong)南二處(chu)水面(mian)(mian)(mian)填(tian)為(wei)平(ping)(ping)地,基(ji)本(ben)上(shang)(shang)形(xing)(xing)成規模和四周環境。清康熙十(shi)九年(nian)(nian)(nian)(1680)重(zhong)建(jian)(jian)承光殿,將原半圓殿改成十(shi)字形(xing)(xing)平(ping)(ping)面(mian)(mian)(mian)。乾(qian)隆年(nian)(nian)(nian)間(jian)(jian)進行較大(da)的修(xiu)建(jian)(jian),增建(jian)(jian)了玉甕(weng)亭(ting)。今天(tian)的團(tuan)城(cheng)(cheng)(cheng),基(ji)本(ben)上(shang)(shang)就(jiu)是乾(qian)隆年(nian)(nian)(nian)間(jian)(jian)修(xiu)建(jian)(jian)后的建(jian)(jian)筑(zhu)群(qun)。它的平(ping)(ping)面(mian)(mian)(mian)呈(cheng)(cheng)圓形(xing)(xing),周砌城(cheng)(cheng)(cheng)磚千仞壁立的小(xiao)城(cheng)(cheng)(cheng)。城(cheng)(cheng)(cheng)臺(tai)(tai)高(gao)出地平(ping)(ping) 4.6米,周長 276米,面(mian)(mian)(mian)積(ji)4553平(ping)(ping)方(fang)米。東(dong)、西(xi)兩側城(cheng)(cheng)(cheng)墻下(xia)各(ge)有(you)隨墻門一(yi)座,上(shang)(shang)建(jian)(jian)門樓,東(dong)為(wei)昭(zhao)景,西(xi)為(wei)衍祥,入門可沿蹬道(dao)(dao)登至(zhi)城(cheng)(cheng)(cheng)頂臺(tai)(tai)面(mian)(mian)(mian)。蹬道(dao)(dao)處(chu)各(ge)設罩門,城(cheng)(cheng)(cheng)臺(tai)(tai)上(shang)(shang)建(jian)(jian)筑(zhu)布局采取對稱中兼以(yi)園林(lin)的布局手法。承光殿為(wei)全城(cheng)(cheng)(cheng)臺(tai)(tai)的中心,其(qi)南有(you)玉甕(weng)亭(ting),其(qi)北為(wei)敬躋堂,組成了城(cheng)(cheng)(cheng)臺(tai)(tai)的中軸線。兩側對稱排列,有(you)古(gu)籟堂、余清齋東(dong)廡(wu)和西(xi)廡(wu)等。朵云亭(ting)、鏡瀾(lan)亭(ting)高(gao)踞假山(shan)(shan)(shan)上(shang)(shang)。整座城(cheng)(cheng)(cheng)臺(tai)(tai)黃瓦(wa)(wa)紅墻。金(jin)碧輝煌(huang)的古(gu)建(jian)(jian)群(qun)間(jian)(jian),遍植了數(shu)十(shi)株蒼松(song)翠柏。承光殿中間(jian)(jian)方(fang)形(xing)(xing),面(mian)(mian)(mian)闊、進深各(ge)三(san)間(jian)(jian),四面(mian)(mian)(mian)各(ge)推出抱廈一(yi)間(jian)(jian),整個平(ping)(ping)面(mian)(mian)(mian)呈(cheng)(cheng)十(shi)字形(xing)(xing)。南面(mian)(mian)(mian)有(you)月臺(tai)(tai)一(yi)座。正(zheng)中大(da)殿為(wei)重(zhong)檐歇山(shan)(shan)(shan)頂,抱廈為(wei)單(dan)檐歇山(shan)(shan)(shan)卷棚式,覆(fu)以(yi)黃琉璃瓦(wa)(wa)綠剪邊瓦(wa)(wa)頂,飛檐翹角。上(shang)(shang)檐重(zhong)昂七斗(dou)(dou),下(xia)檐及(ji)抱廈重(zhong)昂五斗(dou)(dou)。殿內(nei)施大(da)點金(jin)旋子彩畫。玉甕(weng)亭(ting)內(nei)玉甕(weng)為(wei)元代作品,體積(ji)大(da),雕刻精美。
中華人民共和(he)(he)(he)國建(jian)立(li)后(hou)(hou),政府對(dui)北海(hai)及團(tuan)(tuan)(tuan)城(cheng)(cheng)的(de)(de)保護(hu)非常(chang)重(zhong)視。50年(nian)代初,疏浚了湖(hu)(hu)底,清除(chu)(chu)淤泥11.6萬(wan)立(li)方米,清除(chu)(chu)園內(nei)垃圾近 1萬(wan)立(li)方米,并護(hu)砌(qi)駁(bo)岸,改鋪路(lu)面。1954年(nian),由于拓(tuo)寬金鰲玉橋(qiao),發生(sheng)了拆除(chu)(chu)團(tuan)(tuan)(tuan)城(cheng)(cheng)南(nan)部的(de)(de)問(wen)題,周恩來親(qin)自(zi)到團(tuan)(tuan)(tuan)城(cheng)(cheng)實地考察(cha),最后(hou)(hou)決定(ding)保留。他還指(zhi)示在團(tuan)(tuan)(tuan)城(cheng)(cheng)北面修(xiu)一座臺階,把團(tuan)(tuan)(tuan)城(cheng)(cheng)和(he)(he)(he)北海(hai)連(lian)接起(qi)來,但(dan)不要拆墻挖(wa)洞。1953年(nian)以來,國家先后(hou)(hou)撥款近2000萬(wan)元對(dui)所有古建(jian)筑(zhu)基本上都進行(xing)了修(xiu)葺,在高大建(jian)筑(zhu)物上安裝避(bi)雷(lei)針,改裝電路(lu)和(he)(he)(he)管道,避(bi)免引起(qi)火災(zai)。同時修(xiu)建(jian)污水(shui)管道,截流36個(ge)流入湖(hu)(hu)內(nei)的(de)(de)污水(shui)源。1984年(nian)起(qi),對(dui)全園古建(jian)筑(zhu)進行(xing)了近景攝影(ying)和(he)(he)(he)測(ce)繪,逐步建(jian)全檔案資料(liao)。現設有專(zhuan)門機構負責保護(hu)和(he)(he)(he)管理工作。
歷史
團城至(zhi)今(2012年)已經有八(ba)百多年的(de)歷史。遼代(dai)時,因開挖湖泊(bo)堆積(ji)泥土,團城日漸(jian)形(xing)成了(le)水中(zhong)島(dao)嶼,稱(cheng)為“圓(yuan)坻”。金滅遼后,金世宗完顏(yan)雍以瓊(qiong)華(hua)島(dao)為中(zhong)心建造(zao)太寧宮(gong),又將挖湖的(de)泥土擴(kuo)充瓊(qiong)華(hua)島(dao)和(he)圓(yuan)坻,在瓊(qiong)華(hua)島(dao)上(shang)建造(zao)廣(guang)寒殿(dian)(dian)的(de)同時,在圓(yuan)坻上(shang)也(ye)建起了(le)一座殿(dian)(dian)宇,和(he)廣(guang)寒殿(dian)(dian)遙遙相對。
公元1264年,元世祖(zu)忽(hu)必烈在(zai)金中(zhong)都(dou)的基(ji)礎(chu)上營建大(da)都(dou)城(cheng)(cheng)(cheng),選定(ding)團(tuan)城(cheng)(cheng)(cheng)為(wei)大(da)內東西兩宮的中(zhong)間地帶,團(tuan)城(cheng)(cheng)(cheng)遂成(cheng)了東西兩宮的聯(lian)系中(zhong)心。忽(hu)必烈還在(zai)團(tuan)城(cheng)(cheng)(cheng)舊殿的基(ji)礎(chu)上建起儀(yi)天殿。
明永樂十五年(nian)(nian)(公(gong)元1417年(nian)(nian))重建儀天殿(dian)(dian)(dian),改(gai)(gai)名為承光殿(dian)(dian)(dian),并用磚(zhuan)砌筑(zhu)起城墻。嘉靖三十一(yi)年(nian)(nian)(公(gong)元1552年(nian)(nian)),再次對承光殿(dian)(dian)(dian)進行(xing)修葺,改(gai)(gai)稱(cheng)乾(qian)光殿(dian)(dian)(dian)。
清(qing)康熙十(shi)八年(nian)(nian)(公元1679年(nian)(nian))北京遭受強烈(lie)地(di)震(震中位(wei)于北京東部三河至平(ping)谷之間,震級8級,是北京地(di)區自公元294年(nian)(nian)以來發生的最大的一次(ci)地(di)震),乾(qian)光(guang)殿被(bei)震毀。
康熙(xi)二十九年(nian)(nian)(公元1690年(nian)(nian))重(zhong)建(jian)乾光殿。乾隆十一年(nian)(nian)(公元1746年(nian)(nian))時(shi),團城(cheng)進行了大規模(mo)的修建(jian),添建(jian)了玉(yu)甕亭等建(jian)筑,并重(zhong)建(jian)乾光殿改稱承光殿。
1900年(nian)(清光緒二十六年(nian)),團(tuan)城遭“八國聯軍”洗(xi)劫。1913年(nian),袁世凱曾(ceng)在團(tuan)城召(zhao)開過“政(zheng)治會議”。梁啟超曾(ceng)在團(tuan)城居住。1915年(nian),辛亥革命后團(tuan)城辟(pi)為公園。
1954年北京大規模建(jian)設(she)時,為(wei)展寬(kuan)“金(jin)鰲玉蝀(dong)”橋(qiao)并將道路(lu)(lu)取直,有人主張(zhang)拆去團(tuan)城(cheng)南(nan)(nan)部。建(jian)筑(zhu)學家梁(liang)思成堅決(jue)反對,并設(she)計出(chu)改(gai)造方案。原(yuan)文(wen)化部文(wen)物局局長鄭振鐸(duo)陪同(tong)周恩來(lai)總(zong)理(li)視察團(tuan)城(cheng)。周總(zong)理(li)采(cai)納(na)(na)了(le)梁(liang)思成、鄭振鐸(duo)等人的(de)意見(jian),團(tuan)城(cheng)得(de)以(yi)保存。按照周總(zong)理(li)指示(shi),中南(nan)(nan)海的(de)圍墻南(nan)(nan)移,北海大橋(qiao)向(xiang)南(nan)(nan)拓(tuo)寬(kuan),馬路(lu)(lu)南(nan)(nan)移,團(tuan)城(cheng)不動(dong)分毫。1955年團(tuan)城(cheng)對外開(kai)放(fang)。1961年被納(na)(na)入第一批全國重點文(wen)物保護單位(wei)。2012年3月(yue)開(kai)始(shi)進行(xing)為(wei)期9個(ge)月(yue)的(de)全面修繕。
建筑風格
團城(cheng)(cheng)位因其俯視平面(mian)為(wei)圓環形,周圍以城(cheng)(cheng)磚壘砌,成為(wei)一座(zuo)帶雉(zhi)堞的(de)(de)磚城(cheng)(cheng),故俗稱“團城(cheng)(cheng)”。團城(cheng)(cheng)是一座(zuo)圓臺(tai)式磚砌古建筑(zhu),城(cheng)(cheng)墻(qiang)高4.6米(mi),周長276米(mi),總面(mian)積4500平方米(mi),東西兩(liang)側各有隨墻(qiang)門,進入門內,可沿回旋(xuan)式城(cheng)(cheng)磚蹬道到達(da)城(cheng)(cheng)頂臺(tai)面(mian)。在兩(liang)條蹬道的(de)(de)上出口處,各有形制相同的(de)(de)罩門亭一座(zuo),均為(wei)黃琉(liu)璃筒瓦綠剪邊(bian)單(dan)檐廡殿頂,三踩斗(dou)拱,旋(xuan)子彩畫(hua),面(mian)闊(kuo)一間,進深一間。
城臺(tai)頂面(mian)的建筑不多,但布置(zhi)得(de)體,在(zai)保持了傳統的對稱(cheng)建筑中雜以園(yuan)林(lin)景物錯落有致。承光殿為全城臺(tai)中心,殿南側有玉甕亭,殿北側有敬躋(ji)堂,三座建筑構(gou)成整個城臺(tai)的中軸線。在(zai)這條中軸線的兩(liang)側對稱(cheng)地排(pai)列著幾(ji)組建筑。
東側由南至北(bei)依次為:昭景門(men)樓、東廡(wu)殿、古籟堂等(deng);西側由南至北(bei)依次為:衍祥門(men)樓、西廡(wu)殿、余(yu)清齋(zhai)等(deng)。此(ci)外,亭廊假(jia)山(shan)雜置其間:余(yu)清齋(zhai)西有(you)(you)回廊與其西側的(de)沁香亭相連通;敬躋堂東西各(ge)有(you)(you)假(jia)山(shan),山(shan)上各(ge)置一亭,東為朵云(yun)亭,西為鏡瀾亭。綜觀整(zheng)座城臺,殿堂碧(bi)瓦朱垣,金碧(bi)輝(hui)煌的(de)古建筑(zhu)之間,穿(chuan)插種(zhong)植著數十棵已(yi)有(you)(you)幾百年歷史的(de)蒼松勁柏(bo),遮蔭蔽(bi)日,虬(qiu)枝各(ge)異(yi)。
四寶
白玉佛
承(cheng)光殿中央佛龕內供奉著一尊釋迦牟尼佛坐像,由整塊白玉(yu)(yu)石雕(diao)刻而(er)成,故稱白玉(yu)(yu)佛。這座白玉(yu)(yu)佛是清光緒(xu)二十四年(1898年)從緬(mian)甸募(mu)化而(er)來,后被僧(seng)人(ren)敬獻給慈禧(xi)。1900年,八國聯軍入侵北京時(shi),因白玉(yu)(yu)佛重量大而(er)沒被掠走,但玉(yu)(yu)佛左臂被擊傷,其身上飾(shi)物珠寶全(quan)被搶(qiang)走。
瀆山大玉海
元(yuan)(yuan)(yuan)代至(zhi)元(yuan)(yuan)(yuan)二年(nian)(nian)(1265年(nian)(nian)),元(yuan)(yuan)(yuan)大(da)(da)都(dou)工匠(jiang)用整塊墨玉(yu)雕刻成(cheng)一(yi)個大(da)(da)酒(jiu)缸,敬獻(xian)(xian)給元(yuan)(yuan)(yuan)世祖忽必烈(lie)。忽必烈(lie)為酒(jiu)缸賜名“瀆山(shan)大(da)(da)玉(yu)海”,每當在(zai)廣(guang)寒(han)殿(dian)宴請文武百官時,就用它(ta)盛(sheng)放御酒(jiu),據說能存酒(jiu)三十(shi)余(yu)石。明萬歷(li)七年(nian)(nian)(1579年(nian)(nian)),廣(guang)寒(han)殿(dian)因倒(dao)塌被拆除,玉(yu)甕(weng)被移至(zhi)御用監院(yuan)內,后流落到西(xi)華門外真武廟中,被僧(seng)人用來盛(sheng)醬腌菜(cai)用。乾隆(long)十(shi)年(nian)(nian)(1745年(nian)(nian)),玉(yu)甕(weng)被獻(xian)(xian)給朝廷(ting)(ting),第二年(nian)(nian)朝廷(ting)(ting)在(zai)承光(guang)殿(dian)前專建一(yi)座琉璃玉(yu)甕(weng)亭保護(hu)玉(yu)甕(weng)。
遮蔭侯
團城內共有A級(ji)古樹17棵(ke),B級(ji)古樹23棵(ke),還有一棵(ke)20余米高,樹齡近千年的大油(you)松。乾隆封(feng)其為“遮蔭侯(hou)”。“遮蔭侯(hou)”南面有一棵(ke)白(bai)(bai)皮松,也同時被封(feng)為“白(bai)(bai)袍(pao)將軍”。
集水工程
團城地(di)下(xia)(xia)集雨排水系(xi)統建于明(ming)永樂(le)年間。團城地(di)面青磚(zhuan)造(zao)型特別,上大下(xia)(xia)小(xiao)(xiao)呈倒梯(ti)形。鋪設時大頭(tou)在(zai)上,小(xiao)(xiao)頭(tou)在(zai)下(xia)(xia),磚(zhuan)與磚(zhuan)之間留有(you)空隙(xi),地(di)下(xia)(xia)部分就形成了(le)上小(xiao)(xiao)下(xia)(xia)大的(de)三角形縫隙(xi)。每塊磚(zhuan)吸(xi)水性很(hen)好,就像一個微型水庫。
下(xia)雨(yu)(yu)天(tian),雨(yu)(yu)水(shui)(shui)會通過(guo)青(qing)(qing)磚和縫隙(xi)流(liu)到地下(xia)。而如(ru)果(guo)遇(yu)到大(da)雨(yu)(yu)或連(lian)續降雨(yu)(yu)時(shi),多余的(de)雨(yu)(yu)水(shui)(shui)會借助團城北(bei)高南(nan)低的(de)地勢(shi)流(liu)入石制的(de)水(shui)(shui)眼中。團城有(you)11個(ge)石制水(shui)(shui)眼分布(bu)在(zai)古樹(shu)周圍,每個(ge)水(shui)(shui)眼下(xia)有(you)一(yi)個(ge)豎(shu)井,豎(shu)井與(yu)豎(shu)井間有(you)青(qing)(qing)磚建(jian)成(cheng)的(de)涵(han)洞(dong)(dong)相連(lian)。涵(han)洞(dong)(dong)高度在(zai)80厘米(mi)-150厘米(mi)之間,同樣是用青(qing)(qing)磚建(jian)成(cheng)的(de)。到達涵(han)洞(dong)(dong)的(de)雨(yu)(yu)水(shui)(shui),可以從下(xia)、左、右三個(ge)方向繼續向更深(shen)的(de)土(tu)壤滲透。同時(shi),涵(han)洞(dong)(dong)與(yu)水(shui)(shui)眼組(zu)成(cheng)了一(yi)個(ge)巨(ju)大(da)的(de)地下(xia)通風系統。為城內(nei)的(de)植(zhi)物提供了良好透氣(qi)條(tiao)件。
此外(wai),團城上的土壤層(ceng)也(ye)有很(hen)好的透(tou)氣(qi)透(tou)水(shui)(shui)性(xing)(xing)能(neng)。這些土壤層(ceng)按結構自上而下可(ke)分(fen)為支撐層(ceng)、有機(ji)質(zhi)(zhi)層(ceng)和黃沙(sha)壤層(ceng)。10厘(li)米(mi)(mi)厚(hou)的支撐層(ceng)主要成(cheng)分(fen)有谷殼、石灰等,這些成(cheng)分(fen)能(neng)使(shi)地表水(shui)(shui)快(kuai)速滲透(tou),透(tou)氣(qi)透(tou)水(shui)(shui)性(xing)(xing)好。10厘(li)米(mi)(mi)厚(hou)的有機(ji)質(zhi)(zhi)層(ceng)主要成(cheng)分(fen)包(bao)括貝殼、骨頭、活性(xing)(xing)鈣、獸血(xue)、有機(ji)酸等,歷經數(shu)年緩(huan)慢(man)釋放(fang),可(ke)以對植(zhi)物(wu)生長(chang)提供大量有機(ji)質(zhi)(zhi)和微量元素,有利于植(zhi)物(wu)的生長(chang)。而深達4至5米(mi)(mi)厚(hou)的黃沙(sha)壤層(ceng),滲水(shui)(shui)性(xing)(xing)、透(tou)氣(qi)性(xing)(xing)良好,適(shi)合植(zhi)物(wu)生長(chang)。