三黃谷(gu)(gu)省級森林(lin)(lin)公(gong)(gong)(gong)園(yuan)生態旅游景(jing)區(qu)位于山(shan)(shan)門鎮東南10公(gong)(gong)(gong)里處的(de)三黃谷(gu)(gu)森林(lin)(lin)公(gong)(gong)(gong)園(yuan)2003年被列(lie)為省級森林(lin)(lin)公(gong)(gong)(gong)園(yuan),隸屬于小隴山(shan)(shan)林(lin)(lin)業實驗局山(shan)(shan)門林(lin)(lin)場,地處秦(qin)嶺山(shan)(shan)脈與關山(shan)(shan)山(shan)(shan)脈的(de)結(jie)合部(bu),是牛頭河的(de)發源(yuan)地。該公(gong)(gong)(gong)園(yuan)距清(qing)水縣城40公(gong)(gong)(gong)里,距天水市(shi)90公(gong)(gong)(gong)里,海拔1600——2100米,年平均氣溫(wen)8℃,相對濕度70%,森林(lin)(lin)覆蓋率達(da)76.1%,屬典型的(de)暖溫(wen)帶山(shan)(shan)地半濕潤(run)氣候(hou)區(qu),素有“百里林(lin)(lin)海、天然(ran)課堂、森林(lin)(lin)浴場”之(zhi)稱。