Deserts have existed on Earth for hundreds of millions of years before humans appeared. How does life find opportunities to survive in deserts where water resources are extremely scarce? What wonders have we discovered?

What "wonders of life" will we discover in this ancient rainforest that appeared in the Cretaceous period?

Caves once provided the first shelter for human civilization, and now it is time for us to protect them. Stalactites of various shapes, ghost worms hanging "crystal bead curtains", begonias trying to adapt to low-light environments... There are far more "wonders of life" in Guangxi's caves.