Khao Sam Roi Yot National Park,Thailand
Khao Sam Roi Yot is Thailand's first coastal national park, renowned for its dramatic limestone karst hills, extensive freshwater marshes and coastal ecosystems. The park protects diverse habitats including mangroves, sand dunes and tidal flats, supporting rich birdlife and marine life. It showcases the intersection of limestone geology and coastal wetlands that are rare in the region.
Places to visit
- Phraya Nakhon Cave (Kuha Karuhas pavilion)
- Thung Sam Roi Yot Freshwater Marsh (wetland and birdwatching area)
- Laem Sala Beach and Laem Sala Bay (boat access, beach)
- Khao Daeng Viewpoint and coastal limestone cliffs
- Mangrove trails and sand dunes
Unique Aspects
- Limestone karst towers and caves with skylights
- Large coastal freshwater marshland supporting migratory and resident waterbirds
- Scenic boat rides into Laem Sala Bay
- Beaches with clear water and nearby coral or rocky reefs
- Photography opportunities at the pavilion illuminated by sunlight through the cave roof
Things to do
- Hike to Phraya Nakhon Cave and see the Kuha Karuhas pavilion
- Boat trips to Laem Sala Bay and swimming or snorkeling (seasonal)
- Birdwatching at Thung Sam Roi Yot Freshwater Marsh
- Kayaking and small-boat exploration of mangroves and coastline
- Beach relaxation, photography and short coastal treks
Best Time to Visit
November to March (cool, dry season — best for hiking, birdwatching and clearer seas).
Weather Conditions
Tropical climate: hot and humid most of the year; monsoon season typically May–October with heavy rain and rough seas.
Entry Fees & Permits
Park hours typically ~06:00–18:00 daily. Entrance fees vary and change over time; expect approx. 200 THB for foreign adults (lower rates for children and Thai nationals). Boat trips, guide fees and cave access may incur additional charges — bring cash.
Accessibility
Located on Thailand's Gulf coast in Prachuap Khiri Khan Province near Sam Roi Yot and Pran Buri. Nearest large towns: Hua Hin (west), Pran Buri (nearby). From Bangkok it's a 2.5–4 hour drive depending on traffic. Public transport options include buses or trains to Hua Hin or Pran Buri plus local transport. Nearest airports: small Hua Hin Airport (limited service) or Bangkok airports (Suvarnabhumi/Don Mueang) with onward road transfer.
Recommended Duration
Day-trip possible, but 1–2 days recommended to explore caves, marshes and boat trips without rushing. Overnight in nearby Hua Hin or local guesthouses for early starts.
Clothing & Gear Tips
Lightweight breathable clothing, sturdy hiking shoes for rocky trails, hat, sunscreen, swimwear, insect repellent, refillable water bottle, waterproof bag for electronics, and a flashlight for cave entrances.
Local Food & Souvenirs
Fresh seafood and coastal Thai dishes at nearby villages and markets. Local souvenirs include dried seafood, smoked fish, locally made handicrafts and seasonal tropical fruit.
