09/01/2026
Nui Mat Than Cao Bang is one of the most unique natural landmarks in Northern Vietnam, known for its striking limestone formation with a natural eye-shaped opening. Located in a quiet valley of Cao Bằng Province, this destination offers wide open landscapes, fresh mountain air, and a peaceful atmosphere that feels far removed from busy tourist routes. Unlike many famous viewpoints, Nui Mat Than Cao Bang does not require strenuous hiking, making it accessible to travelers of all ages.
The surrounding grasslands, rice fields, and limestone hills create a perfect setting for photography, especially during sunrise and sunset when light passes through the mountain’s circular opening. Travelers often combine Nui Mat Than Cao Bang with nearby attractions such as Ban Gioc Waterfall and Nguom Ngao Cave as part of a Cao Bang Loop itinerary.
For those seeking calm, authenticity, and natural beauty, Nui Mat Than Cao Bang offers a memorable and deeply relaxing travel experience in Northern Vietnam.