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Explorers reach a primeval forest inside a 120-metre sinkhole

VnExpress 23 October 2026 1 min read

In short

  • The sinkhole is 190 metres wide, 140 metres long and 120 metres deep.
  • A primeval forest grows at the bottom of the sinkhole.
  • The sinkhole is in Phong Nha-Ke Bang National Park, central Vietnam.

Why the Good News Desk likes this one

The source describes a sinkhole with its own primeval forest at the bottom, now explored in Phong Nha-Ke Bang National Park. It is a discovery of a natural world few people have seen. The report does not say what was found beyond the forest itself.

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From VnExpress

A sinkhole measuring 190 meters wide, 140 meters long, and 120 meters deep, and with a primeval forest at its bottom has been explored in the Phong Nha-Ke Bang National Park in central Vietnam.

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For kids

In central Vietnam there is a huge hole in the ground, deeper than a tall building. People have explored it, and at the bottom they found an old forest with trees that have been growing for a very long time. Imagine a whole forest hidden under the ground, waiting to be found. What do you think lives in a forest like that?

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