Nestled along the Mekong River in southern Laos, Phou Xieng Thong National Protected Area shelters one of Southeast Asia’s most pristine semi-evergreen forests, yet remains virtually unknown to international travelers. This 87,853-hectare wilderness shares an international border with Thailand’s Pha Taem National Park and harbors critically endangered plant species like Dalbergia cochinchinensis alongside rare wildlife such as the Sunda Pangolin and Asian Elephant. With ancient cave paintings dating back 3,000-4,000 years, unique mushroom-shaped rock formations, and over 188 bird species, this protected area offers an authentic eco-adventure far from the tourist crowds.
Getting There & Planning Your Journey
Aerial view of Phou Xieng Thong National Protected Area with the Mekong River forming its western boundary
Phou Xieng Thong National Protected Area is located in the provinces of Champasak and Salavan in southern Laos, approximately 50 kilometers north of Pakse, the region’s main tourism hub. The protected area runs along the Mekong River for about 80 kilometers, creating a natural border with Thailand.
By Air
The closest airport is Pakse International Airport, which receives flights from Vientiane, Luang Prabang, and occasionally Bangkok. From Pakse, you’ll need to arrange ground transportation to reach the protected area.
By Road
Route 13 runs roughly parallel to the eastern boundary of the protected area, about 1-6 km away. From Pakse, you can hire a private car or join a tour heading north. The journey takes approximately 1-1.5 hours.
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Best Time to Visit & Weather Tips

The dry season (November-April) offers clear trails and comfortable hiking conditions
Phou Xieng Thong experiences a tropical monsoon climate with a pronounced six-month dry season and heavy rainfall during the wet season. The area receives approximately 1,250 mm of rainfall annually, with most precipitation occurring between May and October.
Best Time to Visit Phou Xieng Thong
Season | Months | Conditions | Recommendation |
Dry Season (Best) | November to April | Clear skies, minimal rainfall, temperatures 20-32°C (68-90°F) | Highly Recommended |
Early Wet Season | May to July | Increasing rainfall, humid, temperatures 25-35°C (77-95°F) | Acceptable |
Peak Wet Season (Avoid) | August to October | Heavy rainfall, possible flooding, difficult access | Not Recommended |
The dry season (November to April) is ideal for visiting Phou Xieng Thong. Trails are accessible, wildlife viewing opportunities are better, and the Mekong River is at a lower level, revealing interesting rock formations and sandy beaches. December to February offers the most comfortable temperatures, while March and April can be quite hot but still manageable.
During the peak wet season (August-October), some trails become impassable, and access to certain areas may be restricted due to flooding or muddy conditions. If you must visit during this period, check with local authorities about accessibility.
Getting Around Locally

Hiring a local guide is highly recommended for exploring the protected area’s trails
Navigating Phou Xieng Thong National Protected Area requires some planning, as infrastructure is limited and the terrain can be challenging. Here are your best options for exploring the area:
Guided Tours
The most practical way to explore Phou Xieng Thong is with a knowledgeable local guide. Guides can be arranged through the Eco Guide Service Unit at the Pakse Tourist Information Center or from Ban Mai Sing Sam Phanh village near the protected area. They provide valuable insights about the forest, wildlife, and cultural sites while ensuring you stay on designated trails.
Hiking
Several hiking trails of varying difficulty levels crisscross the protected area. A day hike to Phou Xieng Thong mountain takes approximately 4-6 hours round trip and offers moderate difficulty. A shorter 2-hour walk to “Hin Kong” (Fish Basket Rock) is suitable for those with limited time or hiking experience.
Local Transport
For reaching the entrance points of the protected area, you can hire a tuk-tuk or private car from Pakse. Some guesthouses and hotels in Pakse can also arrange transportation to the area. Public transportation options are limited, so private arrangements are recommended.
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Where to Stay

Eco-friendly accommodations near the protected area offer an authentic Lao experience
While there are no accommodations within Phou Xieng Thong National Protected Area itself, several options are available in nearby villages and in Pakse city:
Nearby Villages
Ban Mai Sing Sam Phanh village offers basic homestay experiences where you can immerse yourself in local culture. These accommodations are simple but provide an authentic experience and easy access to the protected area. Expect traditional Lao houses with basic amenities and home-cooked meals.
Pakse Accommodations
Most visitors choose to base themselves in Pakse, which offers a range of accommodation options from budget guesthouses to upscale hotels. Popular choices include:
- Champasak Grand Hotel – Upscale option with river views
- Pakse Hotel – Mid-range hotel with good amenities
- Residence Sisouk – Boutique hotel with traditional charm
- Le Jardin de Pakse – Small hotel with garden setting
Staying in Pakse means you’ll need to arrange daily transportation to and from the protected area, but you’ll have access to more amenities and dining options.
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Dining & Local Cuisine

Traditional Lao cuisine featuring locally-sourced ingredients from the Mekong region
Dining options within Phou Xieng Thong National Protected Area are limited, so it’s advisable to bring packed lunches for day trips. However, the surrounding region offers excellent opportunities to sample authentic Lao cuisine:
Local Specialties
Southern Laos cuisine features distinctive flavors influenced by the Mekong River’s bounty. Must-try dishes include:
- Mok Pa – Fish steamed in banana leaves with herbs and spices
- Laap Pa – Minced fish salad with herbs, lime, and chili
- Tam Mak Hoong – Spicy green papaya salad
- Khao Niew – Sticky rice, a staple accompaniment to most meals
- Or Lam – Traditional stew with vegetables, meat, and local herbs
Dining in Nearby Villages
Villages near the protected area offer simple family-run eateries where you can enjoy home-cooked meals. These establishments typically serve fresh fish from the Mekong River, prepared in traditional Lao style with local herbs and spices.
Pakse Dining Options
Pakse offers the widest range of dining options, from local Lao restaurants to international cuisine. Daolin Restaurant and Champasak with Love are popular choices for authentic local food, while Le Panorama and Bolaven Café offer Western options alongside Lao dishes.
When dining in villages, meals are often prepared upon request rather than from a fixed menu. Let your hosts know in advance if you have dietary restrictions, though options for specialized diets may be limited in rural areas.
Attractions, Sightseeing & Activities

The distinctive “Phou Hin Krong” (fish basket) rock formation is one of the area’s natural highlights
Phou Xieng Thong National Protected Area offers a diverse range of natural and cultural attractions for visitors to explore:
Natural Highlights
Rock Formations
The protected area is famous for its unique rock pedestals, naturally shaped by erosion and weathering. Don’t miss “Phou Hin Krong” (fish basket) and “Pa Peung,” which resemble mushrooms or other organic shapes rising from the landscape.
Mekong River Views
Several viewpoints offer spectacular vistas of the Mekong River and the neighboring Thai landscape. These scenic spots are perfect for photography, especially during sunrise and sunset when the light casts a golden glow over the river.
Cultural Sites

Prehistoric cave paintings dating back 3,000-4,000 years depict fishing, farming, and daily life
The area contains numerous prehistoric cave paintings similar to those found in neighboring Pha Taem National Park in Thailand. These ancient artworks date back 3,000-4,000 years and depict scenes of fishing, rice farming, human figures, animals, hands, and geometric designs, offering a fascinating glimpse into prehistoric life along the Mekong.
Wildlife Viewing
Phou Xieng Thong is home to diverse wildlife, though animals can be elusive. Patient observers may spot macaques, giant squirrels, various bird species including the endangered Green Peafowl, and numerous butterflies. Early morning and late afternoon offer the best wildlife viewing opportunities.
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Sports, Nature & Outdoor Experiences

Trekking through the diverse forest ecosystems offers opportunities to spot wildlife and unique plants
Trekking
Trekking is the primary activity in Phou Xieng Thong, with several established trails of varying difficulty:
- Phou Xieng Thong Mountain Trek – A moderate 4-6 hour round trip hike offering panoramic views of the protected area and the Mekong River.
- Hin Kong Trail – An easier 2-hour walk suitable for most fitness levels, leading to the famous fish basket rock formation.
- Nun’s Cave Trail – Visit a cave where two nuns live in harmony with nature, offering a unique cultural experience alongside natural beauty.
Birdwatching
With 188 recorded bird species, including the endangered Green Peafowl and rare species like the Red-collared Woodpecker and Grey-faced Tit Babbler, Phou Xieng Thong is a paradise for birdwatchers. Early morning is the best time for birdwatching, and local guides can help identify species.
Botanical Exploration
The protected area harbors critically endangered plant species like Dalbergia cochinchinensis (Siamese Rosewood) and various dipterocarp trees. During certain seasons, wild orchids bloom throughout the forest. Guides can help identify medicinal plants and explain their traditional uses.
Photography
The diverse landscapes, unique rock formations, ancient cave paintings, and occasional wildlife sightings make Phou Xieng Thong a photographer’s dream. The golden light of early morning and late afternoon creates magical conditions for landscape photography.
Always stay on designated trails and follow your guide’s instructions to minimize impact on this sensitive ecosystem. The protected area has strict regulations against collecting plants, disturbing wildlife, or damaging natural features.
Location & Map
Phou Xieng Thong National Protected Area is located in Champasak and Salavan Provinces in southern Laos, with the Mekong River forming its western boundary.
Safety, Etiquette & Local Customs

Respectful cultural interactions enhance the experience for both visitors and local communities
Safety Considerations
- Guided Exploration – Always hire a local guide when exploring the protected area. They know the safe trails and can help you avoid getting lost.
- Wildlife – While dangerous wildlife encounters are rare, maintain a respectful distance from any animals you encounter.
- Weather – Check weather forecasts before setting out, especially during the wet season when flash floods can occur.
- Health – Bring sufficient water, sun protection, insect repellent, and any necessary medications. The nearest medical facilities are in Pakse.
Cultural Etiquette
When visiting villages near Phou Xieng Thong or interacting with local guides:
- Dress modestly, covering shoulders and knees, especially when visiting religious sites.
- Ask permission before taking photographs of people or in villages.
- Remove shoes when entering homes or religious buildings.
- Respect religious artifacts and sites within the protected area.
- The head is considered sacred in Lao culture – avoid touching anyone’s head, including children.
Environmental Responsibility
Phou Xieng Thong is a fragile ecosystem that requires responsible visitation:
- Stay on designated trails to prevent erosion and habitat disturbance.
- Pack out all trash – there are limited waste facilities in the area.
- Do not collect plants, animals, or artifacts – they’re protected by law.
- Keep noise levels low to avoid disturbing wildlife.
- Use biodegradable soaps and toiletries if camping or staying in basic accommodations.
Practical Travel Tips

Proper preparation ensures a safe and enjoyable experience in the protected area
What to Pack
Essential Items
- Sturdy hiking shoes with good traction
- Lightweight, breathable clothing (long sleeves/pants recommended)
- Rain jacket or poncho (even in dry season)
- Hat and sunglasses
- Sunscreen and insect repellent
- Reusable water bottle (at least 2 liters per person)
- Basic first aid kit
Recommended Extras
- Binoculars for wildlife viewing
- Camera with extra batteries
- Small daypack
- Snacks and packed lunch
- Hand sanitizer and toilet paper
- Flashlight or headlamp
- Local currency (few places accept cards)
Communication
Mobile coverage is limited within the protected area, especially in remote sections. Consider downloading offline maps before your visit. Basic Lao phrases are appreciated by locals, though guides typically speak some English.
Permits and Fees
A small entrance fee is typically required to enter the protected area. This can usually be arranged through your guide or tour operator. If arranging independent visits, check with the Pakse Tourist Information Center for current requirements.
Pro Tip: Arrange your guide and transportation at least a day in advance, especially during peak tourist season (December-February). The Eco Guide Service Unit in Pakse can help with reliable arrangements.
Experience the Untouched Beauty of Phou Xieng Thong

Sunset over the Mekong River from a viewpoint in Phou Xieng Thong National Protected Area
Phou Xieng Thong National Protected Area represents one of Southeast Asia’s hidden treasures, offering adventurous travelers a rare glimpse into pristine ecosystems and ancient cultural landscapes. From unique rock formations and prehistoric cave paintings to diverse wildlife and stunning Mekong River views, this protected area rewards those willing to venture beyond the typical tourist trail.
By visiting with respect for both the natural environment and local communities, you’ll contribute to the sustainable preservation of this remarkable place while creating memories that few other travelers can claim. Whether you’re an avid birdwatcher, photography enthusiast, history buff, or simply a nature lover seeking tranquility, Phou Xieng Thong offers an authentic Lao experience that connects you to both the land and its people.
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