הפארק הלאומי קאו סם רוי יוט

The cooler, drier months from about November to February are best for walking and boat trips. The hot season is very warm in the open marsh and on cave climbs, so start early.

The rainy season brings showers and higher water, and some trails can be muddy.

• Khao Sam Roi Yot is the main limestone range that gives the park its look, with trails and viewpoints.
• Phraya Nakhon Cave is a large cave with an open roof, reached by a short boat ride or a hill walk from the coast.
• Khao Daeng Canal Boat Trip is a boat trip along a canal near Khao Daeng, through mangroves and calm water.
• Thung Sam Roi Yot is a wide marsh area known for birds.
• Sam Roi Yot Beach is a quiet beach on the park coast.

• Cave visit: Walk or take a boat to the open-roof cave.
• Canal boat trip: Glide through mangroves.
• Birdwatching: Marshes and mangroves attract many birds.
• Quiet beaches: Relax on uncrowded sand.

• Hua Hin: the nearest resort town, reached by road.
• Pranburi coast: small beaches and villages north of the park.
• Prachuap Khiri Khan: a seaside town to the south.

• Hua Hin is the closest resort town.
• Phetchaburi lies to the north and has caves and palaces.

• By car or scooter: Drive south from Hua Hin along the coast. Allow about an hour or a little more.
• By bus or minivan: Services run along the main road, with a short ride to park sites.
• By train: Trains stop in nearby towns, followed by a taxi.

• Own transport: Sights are spread out, so a car or scooter helps.
• Boats: Local boats cross water to caves and canals.
• Walking: Trails to caves and viewpoints can be steep.

• Is a car worth it?: Yes, because sights are far apart.
• Driving side: Traffic drives on the left.
• Roads: Main roads are paved. Village roads can be narrow.

Seafood is the highlight, with fresh fish, crab and prawns at small coastal restaurants. Simple Thai dishes are easy to find in the villages.

• Heat: Bring water and sun protection, especially on cave climbs.
• Footing: Trails to caves are rocky and can be slippery.
• Mosquitoes: Use repellent near marshes and mangroves.
• Medical care: Hua Hin has larger facilities.
• Royal family: Do not speak or write badly about the monarchy. It is a serious crime in Thailand.

The limestone hills and marshes are protected as a national park. Local life has long been tied to fishing and small-scale farming along this coast.

Quick practical facts for Thailand at a glance: