Paradise for explorers: You can leave your Wellington boots in the cardboard while you join us for a video tour of the Yulu Ravine, a geological wonder in southwest China's Yunnan.<br /><br />WATCH MORE: https://thestartv.com/c/news<br />SUBSCRIBE: https://cutt.ly/TheStar<br />LIKE: https://fb.com/TheStarOnline<br />
