Nui Mat Than – The Mystical “Angel Eye Mountain” of Cao Bang

Hidden deep within the mountains of Cao Bang lies one of Vietnam’s most unusual and photogenic natural wonders — a massive limestone peak pierced by a perfect circular hole, a landscape so surreal it looks as if it belongs in a fantasy film.

It is wild.

It is majestic.

It is unforgettable.

Whether you’re a photographer, nature lover, or adventurer, this extraordinary formation captures your imagination the moment it appears — rising above the forest, its perfect stone “eye” glowing under the northern sky.With Jasmine Tours, you can explore this extraordinary destination through safe, scenic routes that reveal the mountain’s beauty every angle.

1. What Makes Nui Mat Than So Special?

This natural marvel is not just a mountain — it is a geological masterpiece shaped over millions of years by wind, water, and time.

Its signature features include:

• A perfect round hole near its center, naturally formed

• Surrounded by emerald lakes and forests

• Dramatic cliffs and layered limestone walls

• A sense of untouched wilderness rarely found elsewhere

This mountain is also one of the most iconic symbols of the Non Nuoc Cao Bang UNESCO Global Geopark.

2. The Legend of Nui Mat Than

Local Tày and Nùng communities say the mountain’s “eye” was carved by a celestial eagle who once defended the valley.

Another story claims it is a doorway to the sky — a place where humans and spirits once communicated.

Whatever the legend, this towering natural formation carries an ancient, sacred presence you can feel the moment you stand beneath it.

3. The Journey to Nui Mat Than

The road leading to this extraordinary landmark is a highlight in itself — weaving through peaceful ethnic villages, terraced fields, bamboo forests, and dramatic karst mountains.Upon arrival, the landscape opens a wide valley with:

• a grassy field ideal for camping

• still lakes reflecting the mountain perfectly

• rocky trails for short hikes

• open space for drones and photography

During sunset, golden light shines through the mountain’s “eye,” creating an effect that feels almost supernatural.

4. Things to Do at Nui Mat Than

• Photography

This is one of the most photogenic places in northern Vietnam. Sunrise, sunset, fog, or clear skies — every moment is magical.

• Drone filming

above, the mountain looks even more surreal.

• Hiking

Short trails around the lake and foothills offer great views.

• Camping or picnicking

Many travelers enjoy spending slow, peaceful hours here surrounded by silence and scenery.

• Visit nearby Thang Hen Lake

Only a few kilometers away, the lake adds calm beauty to the adventure.

5. Combine This Landmark With Other Attractions

A trip to this remarkable landmark is often paired with Cao Bang’s best destinations:

• Thang Hen Lake

• Ma Phuc Pass

• Nguom Ngao Cave

• Ban Gioc Waterfall

• Pac Bo Historical Site

Together, they create one of the most diverse and breathtaking journeys in Vietnam.

6. Explore This Iconic Landmark With Jasmine Tours

Jasmine Tours offers the most seamless and memorable way to explore this breathtaking natural landmark, including:

• Jeep, SUV, or motorbike tours

• Experienced local guides

• Photography & drone-friendly stops

• Cultural visits to Tày–Nùng villages

• Clean, scenic homestays

• Combination Hà Giang + Cao Bằng itineraries

Travelers experience the mountain not just as tourists — but as storytellers capturing the spirit of the land.

7. Best Time to Visit This Landmark

• September–November: Cool weather, golden light

• March–May: Green forests and clear skies

• Misty winter days: Creates dramatic, mystical scenery

Avoid heavy rain if planning drone shots.

Where Nature Builds Its Own Myths

Standing before Nui Mat Than, you feel the quiet power of the mountains — ancient, steady, and full of mystery.

It is a place where nature reveals its imagination, where every traveler becomes a witness to something larger than life.

With Jasmine Tours, your journey to Cao Bang’s Angel Eye Mountain becomes a memory woven beauty, myth, and discovery.

Watch our Jasmine Tours video for more.