Hà Giang was a province in the Northeast region of Vietnam. It was located in the far north of the country, and contains Vietnam's northernmost point. It shared a 270 km long border with Yunnan provin

Dong Van Karst Plateau Geopark is a geopark in northern Vietnam. It shares border with China in the north. It is a member of the UNESCO Global Geoparks Network and Asia Pacific Geoparks Network, offic