拒馬河(he)溶洞漂(piao)流的(de)(de)起(qi)點(dian)(dian)位(wei)于(yu)拒馬河(he)畔莊(zhuang)子村,終點(dian)(dian)位(wei)于(yu)野(ye)三坡清(qing)泉山附近,是(shi)北(bei)京周(zhou)邊唯一(yi)帶(dai)溶洞的(de)(de)漂(piao)流。溶洞內由多段(duan)組成(cheng),蜿(wan)蜒曲折,于(yu)峭壁(bi)下(xia)的(de)(de)河(he)道(dao)穿(chuan)插前行,洞內鐘乳石(shi)(shi)(shi)、石(shi)(shi)(shi)筍、石(shi)(shi)(shi)柱(zhu)、多巖縫隙成(cheng)群涌現。穿(chuan)越五顏(yan)六色的(de)(de)溶洞區域,欣賞拒馬河(he)兩(liang)岸風光,峽(xia)谷(gu)兩(liang)面遍(bian)布著不少奇石(shi)(shi)(shi)異景,有“石(shi)(shi)(shi)猴(hou)戲(xi)水”、“石(shi)(shi)(shi)門頓開”、“懸崖(ya)棧道(dao)”、“天(tian)橋拱立”、“沙蟒攔路”等景點(dian)(dian)。“石(shi)(shi)(shi)猴(hou)戲(xi)水”在拒馬河(he)湍(tuan)流之中,巖石(shi)(shi)(shi)林立,裸露水面,遠觀其形(xing),好似(si)猴(hou)子戲(xi)水因而得名。“石(shi)(shi)(shi)門頓開”是(shi)一(yi)處(chu)塌(ta)落斷崖(ya),形(xing)似(si)大(da)門,非常壯觀。“沙蟒攔路”是(shi)一(yi)處(chu)單(dan)體突起(qi)的(de)(de)小(xiao)沙丘,長500米(mi),高(gao)30米(mi),兩(liang)側傾斜角34度(du),是(shi)深山峽(xia)谷(gu)中的(de)(de)“小(xiao)戈壁(bi)”。