A group of European travel bloggers, from elder travel author to young female online content creator, recently embarked on an extraordinary adventure in the Mengyuan Paradise Scenic Area, Xishuangbanna, Yunnan province, uncovering the secret realm of its karst caves.

They stepped into the pitch-black interior with no light. Navigating narrow passages by touch and listening to the echo of dripping water added to the thrill of the underground expedition.

After emerging from the darkness, they praised both their own persistence and the remarkable allure of this "underground wonder" in China.