250 Million Year Old Cave in Thanh Hóa Closed Due to Falling Rocks
Technology

250 Million Year Old Cave in Thanh Hóa Closed Due to Falling Rocks

The 'Doi Cave,' a 250 million-year-old natural wonder in Thanh Hóa Province, Vietnam, has been temporarily closed due to safety concerns stemming from falling rocks. The decision follows reports from tourists about the risk, prompting authorities to assess safety and develop mitigation strategies.

This article requires PRO

This article is outside the free access window or is a special report. PRO unlocks it and the full archive.