Hainan, the southernmost province of China, never ceases to amaze its visitors. Its natural beauty attracts thousands of tourists every year. Follow Cui Yifei and He Yulong to unravel the secrets of Baihualing, a tropical rainforest located in Qiongzhong Li and Miao Autonomous County on the island province, and learn how to wander in a tropical rainforest like an explorer.