Phia Oac National Park (Cao Bang) – 6 Best Highlights

Nestled within the rugged terrains of Cao Bang Province, Phia Oac National Park is a hidden gem that offers a captivating blend of natural beauty, biodiversity, and historical significance. This relatively new national park, established in 2018, is quickly gaining recognition as a must-visit destination for nature enthusiasts and adventure seekers alike. With its diverse landscapes, rich wildlife, and unique cultural heritage, Phia Oac National Park provides an escape into one of Vietnam’s most pristine and untouched wilderness areas.

About Phia Oac National Park in Cao Bang

Diverse landscapes and geological wonders

A road going through forest of Phia Oac National Park in Cao Bang

Phia Oac National Park spans the scenic provinces of Cao Bang and Bac Kan, offering a breathtaking array of terrains, from towering peaks to lush valleys. The park’s unique landscape is characterized by rugged mountain ranges, limestone karsts, and deep, verdant valleys.

Rich biodiversity and conservation efforts

The park is a sanctuary for a wide variety of flora and fauna, housing over 90 species of plants and 58 endangered animal species, including mammals, birds, and reptiles. This incredible biodiversity makes Phia Oac National Park a vital hub for conservation efforts and scientific research. The lush forests, serene lakes, and vibrant meadows create a perfect habitat for these species.

Unique climate and seasonal attractions

A girl standing in a frosted snowy landscape at Phia Oac National Park

One of the unique features of Phia Oac National Park is its seasonal climate. During the winter months, the park’s higher peaks may be dusted with ice or snow, a rare sight in Vietnam.

What to see in Phia Oac National Park

1. Phia Oac Peak

A man sitting at Phia Oac Peak - including a stone that indicated the height of the peak  with 1931 meter

Phia Oac Peak is the highest point in the national park, offering breathtaking panoramic views of the surrounding landscape. At over 1,900 meters above sea level, the peak is often shrouded in mist, creating a mystical atmosphere. The trek to the summit is a rewarding experience for hikers, with the path winding through dense forests and past cascading streams. On clear days, the view from the top stretches out across the rugged mountain ranges, making it a photographer’s paradise.

2. Ruins of a French colonial Villa

The ruins that turned red of a French colonial villa between the trees in Phia Oac National Park

Hidden deep within the park are the ruins of a French colonial villa, a relic from Vietnam’s colonial past. Known locally as the Red Villa, these ruins date back to the French colonial period when the villa was likely used as a retreat to escape the summer heat of Hanoi. Today, the crumbling walls and overgrown structures stand as a silent testament to a bygone era, offering visitors a glimpse into the history that shaped the region. The site is both haunting and fascinating, providing a stark contrast to the natural beauty of the surrounding landscape.

3. Phia Oac tea planations

A large tea plantation on hills with mountain views on the background at Phia Oac National Park

The Phia Oac tea plantations are a must-visit for those interested in Vietnam’s agricultural heritage. These lush tea fields, spread over 30 hectares, are perched on the hillsides of the park, offering stunning views of the surrounding mountains. Visitors are welcome to wander through the fields, take photos, and even pick tea leaves with permission from the local farmers. The plantation also has a small restaurant where you can sample dishes made with Shan Tuyet tea leaves, accompanied by special cakes that pair perfectly with the farm’s many delicious teas.

4. Phan Thanh Grass Hills

Large grass fields on hills surrounded with mountains of Phan Thanh Grass Hills on Phia Oac National Park

The Phan Thanh Grass Hills are a series of expansive grass fields located on the rolling hills within the park. These open fields provide some of the best views in Phia Oac, particularly at sunset when the light casts a golden hue over the landscape. The grass hills are also a popular spot for camping, offering a tranquil setting to enjoy the natural beauty of the park. The wide-open spaces and panoramic vistas make this a perfect spot for a peaceful retreat into nature.

5. The Hanging rock

A man sitting on a rock overlooking amazing mountain scenery at Phia Oac National Park in Cao Bang

Close to the Phan Thanh Grass Hills is a small but striking geological feature known as the Hanging Rock. This natural rock formation juts out from the hillside, creating a perfect perch for taking photos against the backdrop of the park’s stunning mountain scenery. The site has become a favorite among visitors looking for that perfect Instagram shot, but it also offers a unique perspective on the park’s diverse geological landscape.

6. Thanh Cong Bamboo Forest

A gate made out of palm leave surrounded with very tall bamboo creating a path through a bamboo forest at Thanh Cong Bamboo Forest

The Thanh Cong Bamboo Forest is one of the more remote and serene highlights of Phia Oac National Park. Located far from the park’s other attractions, this bamboo forest offers a tranquil escape into nature. The path through the forest is flanked by tall, straight rows of bamboo, creating a natural tunnel that is both peaceful and visually striking.

Accommodation around Phia Oac National Park

A man sitting at a campfire at a local homestay near Phia Oac National Park

If you’re planning a journey from the Ban Gioc Waterfall in the northeast to Bao Lac or Ha Giang in the west (or visa versa), Phia Oac National Park makes for a perfect midway stop. However, it’s challenging to combine a visit to the park with a long drive in a single day, so staying overnight is a practical and enjoyable option.

Foreign tourists sitting around a table eating and drinking with a local host at a homestay near Phia Oac National Park

Cao Bang City, the closest urban center, is still a 1.5 to 2-hour drive from the park, and there are no large towns nearby. However, a few homestays are available around the park, offering basic yet comfortable accommodations that allow for a more authentic, local experience. These homestays are not only a place to sleep but also a good option for meals, as restaurants are scarce in this remote area.

A dark Phia Oac National Park at night with only lights coming from a tent of people camping inside the national park

Some visitors even choose to camp within the national park, adding an adventurous touch to their stay.

Best travel time

Autumn and Spring – The Ideal Seasons

The best time to visit Phia Oac National Park is during autumn (September to November) and spring (March to May). These months offer the most pleasant weather, with mild temperatures and minimal rainfall, making it perfect for hiking and exploring the park’s natural beauty. The autumn months are particularly beautiful, with the landscape adorned in golden hues, while spring brings fresh greenery and blooming flowers.

Summer – The Greenest Season

During the summer months (June to August), Phia Oac National Park is at its greenest, with lush vegetation covering the mountains and valleys. However, this season also brings more rain, which can make some trails slippery and difficult to navigate. The increased humidity can be a challenge for some travelers, but the vibrant landscapes and fewer crowds can make it a rewarding time to visit.

Winter – A Chance of Frost

Winter (December to February) in Phia Oac National Park is unique, as it’s one of the few places in Vietnam where you might see frost or even a dusting of snow on the higher peaks. The temperatures can drop significantly, especially at night, so if you’re visiting during this time, be sure to pack warm clothing. The park takes on a serene and mystical atmosphere during winter, with misty mornings and crisp air, offering a different but equally enchanting experience.

How to get there?

Visiting tips

Phia Oac National Park is a true off-the-beaten-track destination. Located in Cao Bang, which is already one of the less-traveled provinces in Vietnam, the park itself is remote from other popular sights. As a result, reaching the park is only possible by private transportation. Although it’s far from sights like Ban Gioc Waterfall, Phong Nam Valley, and Angel Eye Mountain, Phia Oac National Park makes a great stop for those traveling between the west of Cao Bang (towards Bao Lac) and further onto Ha Giang, or for those coming from Ha Giang and heading towards Cao Bang City or Ban Gioc.

Getting to Cao Bang City

Before reaching Phia Oac National Park, your first step is to get to Cao Bang City, the main hub for exploring the hidden gems of the province. Since Cao Bang lacks a train station or airport, your only option is to travel by road.

  • Sleeper Bus: These buses operate at night, allowing you to save daytime travel hours. They are a cost-effective option, but not everyone finds them comfortable for sleeping.
  • Limousine Vans: Offering more comfort and space than standard buses, these vans provide a smooth daytime journey, making them a popular choice for travelers.

From Cao Bang to Phia Oac National Park

Once you arrive in Cao Bang City, there are several options to reach Phia Oac National Park:

  • Driving Motorbike: For those seeking adventure, renting a motorbike in Cao Bang City is a popular option. The ride offers incredible views, but it’s important to have a valid license and experience in handling mountain roads.
  • Motorbike Tour: If you prefer not to drive yourself, a motorbike tour is a great alternative. You can ride on the back of a motorbike with an experienced local guide who knows the best routes and hidden spots.
  • Renting a Car with Driver: For more comfort, especially during the rainy season or colder months, renting a car with a driver is the best option. It provides protection from the elements and allows you to enjoy the scenery without the stress of navigating unfamiliar roads.

Plan Your Custom Tour to Phia Oac National Park

Local Vietnam can help you plan a customized itinerary that includes a visit to Phia Oac National Park, along with other hidden gems in Cao Bang. We can arrange your motorbike tour or car rental with a driver, accommodations, and even transfers from and to Hanoi. If you’re interested, you can request your custom tour here.

Explore Vietnam with Local Experts

Are you looking for exploring the highlights and hidden gems of Cao Bang? Let us know exactly what you need by filling in this form. We specialize in arranging small group experiences and customized private tours, ensuring you get the most authentic and personalized experience. Whether it’s a half-day tour in Hanoi, a multi-week adventure through Vietnam, or arranging a private driver, we’ve got you covered. As local experts, we take pride in crafting unforgettable journeys that cater to your interests and schedule.
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