自然(ran)溶(rong)(rong)(rong)(rong)(rong)洞(dong)有(you)各種(zhong)天然(ran)的奇異景(jing)觀，有(you)些天然(ran)溶(rong)(rong)(rong)(rong)(rong)洞(dong)美不勝(sheng)收。溶(rong)(rong)(rong)(rong)(rong)洞(dong)是(shi)(shi)可(ke)溶(rong)(rong)(rong)(rong)(rong)性巖石中因喀斯(si)特作用所形成(cheng)的地(di)下空(kong)間，溶(rong)(rong)(rong)(rong)(rong)洞(dong)的形成(cheng)是(shi)(shi)石灰巖地(di)區地(di)下水(shui)長(chang)期溶(rong)(rong)(rong)(rong)(rong)蝕(shi)的結(jie)果。你知道哪(na)些溶(rong)(rong)(rong)(rong)(rong)洞(dong)是(shi)(shi)自然(ran)形成(cheng)的嗎？世(shi)界自然(ran)形成(cheng)的溶(rong)(rong)(rong)(rong)(rong)洞(dong)有(you)哪(na)些呢？本文整理了世(shi)界十(shi)大自然(ran)形成(cheng)溶(rong)(rong)(rong)(rong)(rong)洞(dong)，包(bao)括猛犸洞(dong)、韓松洞(dong)、斯(si)科契揚溶(rong)(rong)(rong)(rong)(rong)洞(dong)、歐若恩多加洞(dong)穴、越南(nan)蝕(shi)洞(dong)、芬格洞(dong)穴等(deng)，一起來看看吧(ba)。