該寺(si)座南向北,緊鄰巴西(xi)(xi)河(he),四(si)(si)周群山(shan)環(huan)抱,森林茂密。始建于清康(kang)熙十八年(nian),原貌為(wei)(wei)(wei)(wei)四(si)(si)合院布局,山(shan)門為(wei)(wei)(wei)(wei)重檐歇(xie)山(shan)式(shi)頂結構,正(zheng)(zheng)殿(大雄寶(bao)殿)為(wei)(wei)(wei)(wei)藏式(shi)平頂式(shi)建筑(zhu),皆(jie)木(mu)質梁柱,夯土墻。1935年(nian)9月9日,中(zhong)(zhong)(zhong)(zhong)共(gong)中(zhong)(zhong)(zhong)(zhong)央(yang)(yang)政(zheng)治(zhi)局針對張(zhang)國(guo)燾(dao)的(de)(de)(de)右傾機會(hui)(hui)(hui)主(zhu)義(yi)(yi)在(zai)班(ban)佑寺(si)大雄寶(bao)殿內召開了著(zhu)名的(de)(de)(de)“巴西(xi)(xi)會(hui)(hui)(hui)議”。會(hui)(hui)(hui)議批判了張(zhang)國(guo)燾(dao)的(de)(de)(de)錯誤,決定中(zhong)(zhong)(zhong)(zhong)央(yang)(yang)紅軍(jun)繼續北上。毛(mao)澤東(dong)等中(zhong)(zhong)(zhong)(zhong)央(yang)(yang)領導人在(zai)政(zheng)治(zhi)局會(hui)(hui)(hui)議結束后,當(dang)晚(wan)在(zai)寺(si)院大雄寶(bao)殿前的(de)(de)(de)院壩(ba)內召開了中(zhong)(zhong)(zhong)(zhong)央(yang)(yang)直(zhi)屬(shu)縱隊和干(gan)部(bu)團的(de)(de)(de)部(bu)分指戰員會(hui)(hui)(hui)議,毛(mao)澤東(dong)在(zai)會(hui)(hui)(hui)議上指出(chu):黨中(zhong)(zhong)(zhong)(zhong)央(yang)(yang)決定堅持北上的(de)(de)(de)路(lu)線是(shi)正(zheng)(zheng)確的(de)(de)(de),南下是(shi)沒有出(chu)路(lu)的(de)(de)(de),巴西(xi)(xi)會(hui)(hui)(hui)議的(de)(de)(de)重大歷史意義(yi)(yi)正(zheng)(zheng)如(ru)毛(mao)澤東(dong)在(zai)《中(zhong)(zhong)(zhong)(zhong)國(guo)共(gong)產黨在(zai)民(min)族戰爭中(zhong)(zhong)(zhong)(zhong)的(de)(de)(de)地位(wei)》一(yi)文中(zhong)(zhong)(zhong)(zhong)所指出(chu):“由于巴西(xi)(xi)會(hui)(hui)(hui)議和延安(an)會(hui)(hui)(hui)議反對了張(zhang)國(guo)燾(dao)的(de)(de)(de)右傾機會(hui)(hui)(hui)主(zhu)義(yi)(yi),使得全(quan)部(bu)紅軍(jun)會(hui)(hui)(hui)合一(yi)起(qi),全(quan)黨更(geng)加團結起(qi)來。進(jin)行英勇的(de)(de)(de)抗日斗爭”。一(yi)九七八年(nian),四(si)(si)川(chuan)省人民(min)政(zheng)府將巴西(xi)(xi)會(hui)(hui)(hui)議會(hui)(hui)(hui)址列(lie)為(wei)(wei)(wei)(wei)省級(ji)文物保護單(dan)位(wei)。
阿壩州氣(qi)(qi)候溫(wen)(wen)(wen)和,四季(ji)分明。北(bei)(bei)部(bu)(bu)為準南亞(ya)熱(re)帶(dai)季(ji)風濕潤氣(qi)(qi)候;南部(bu)(bu)山區氣(qi)(qi)候有中(zhong)亞(ya)熱(re)帶(dai)、北(bei)(bei)亞(ya)熱(re)帶(dai)、南溫(wen)(wen)(wen)帶(dai)和北(bei)(bei)溫(wen)(wen)(wen)帶(dai)氣(qi)(qi)候之分,具(ju)有山區立體氣(qi)(qi)候的特點。年平(ping)(ping)均(jun)氣(qi)(qi)溫(wen)(wen)(wen)17.1℃—18.5℃,年平(ping)(ping)均(jun)降雨量748.4—1184.2毫米(mi),日照1200—1400小時,無霜期300—358天(tian)。土地肥(fei)沃,物產(chan)富庶。具(ju)有春(chun)榮夏艷秋實(shi)冬秀(xiu)的江南特色。