雙(shuang)河(he)洞(dong)(dong)(dong),國家(jia)地質公(gong)園,2019年最(zui)新探測長度為257.4公(gong)里,成亞洲第一、世(shi)界第五(wu)長洞(dong)(dong)(dong)。雙(shuang)河(he)洞(dong)(dong)(dong)國家(jia)地質公(gong)園,位于貴州省遵義(yi)市綏陽(yang)縣溫泉鎮,是(shi)中國最(zui)大的溶洞(dong)(dong)(dong)群,也是(shi)“世(shi)界最(zui)長的白(bai)云巖洞(dong)(dong)(dong)穴”、“世(shi)界最(zui)大的天青石洞(dong)(dong)(dong)穴”。
雙(shuang)河洞(dong)(dong)(dong)結構復(fu)雜(za),水洞(dong)(dong)(dong)、旱洞(dong)(dong)(dong)并存,深度(du)超過550米,由上(shang)(shang)中下(xia)四(si)層8條主洞(dong)(dong)(dong),200多(duo)條支洞(dong)(dong)(dong),5條地下(xia)河,34個洞(dong)(dong)(dong)口組成,可謂洞(dong)(dong)(dong)挨洞(dong)(dong)(dong)、洞(dong)(dong)(dong)連洞(dong)(dong)(dong)、洞(dong)(dong)(dong)上(shang)(shang)有洞(dong)(dong)(dong)、洞(dong)(dong)(dong)下(xia)有洞(dong)(dong)(dong)、洞(dong)(dong)(dong)中套(tao)洞(dong)(dong)(dong),被譽(yu)為“喀斯特天(tian)然洞(dong)(dong)(dong)穴博物館”。
自1988年以(yi)來,雙河洞吸(xi)引(yin)了海外探(tan)險家持續探(tan)測(ce)31年之(zhi)久(jiu)。截至2017年4月(yue),完成(cheng)探(tan)測(ce)長(chang)度達(da)200.427公里,是世界排(pai)名(ming)第十的長(chang)洞。雙河洞也是目前世界最(zui)(zui)長(chang)的白(bai)云巖(yan)和世界最(zui)(zui)大(da)的天青石(shi)洞穴。