自然(ran)溶(rong)(rong)(rong)洞(dong)有各種天(tian)然(ran)的奇異(yi)景觀，有些天(tian)然(ran)溶(rong)(rong)(rong)洞(dong)美(mei)不勝收。溶(rong)(rong)(rong)洞(dong)是可溶(rong)(rong)(rong)性(xing)巖(yan)石中因喀(ka)斯特作用(yong)所形(xing)成的地(di)下空間，溶(rong)(rong)(rong)洞(dong)的形(xing)成是石灰巖(yan)地(di)區地(di)下水長期溶(rong)(rong)(rong)蝕的結(jie)果。你知道哪(na)些溶(rong)(rong)(rong)洞(dong)是自然(ran)形(xing)成的嗎？世界自然(ran)形(xing)成的溶(rong)(rong)(rong)洞(dong)有哪(na)些呢？本文整理了(le)世界十大自然(ran)形(xing)成溶(rong)(rong)(rong)洞(dong)，包括猛(meng)犸洞(dong)、韓松洞(dong)、斯科契(qi)揚溶(rong)(rong)(rong)洞(dong)、歐若恩多(duo)加洞(dong)穴、越南蝕洞(dong)、芬格洞(dong)穴等(deng)，一(yi)起(qi)來看(kan)看(kan)吧。