A fast-paced day trip from Koh Samui to Ang Thong National Marine Park: snorkel clear bays, kayak through sea caves, and hike to an emerald lagoon viewpoint. Expect an active, water-centered day with practical logistics handled by the tour operator.
More ways to explore the area's outdoor wonders
You step off the speedboat onto white sand that still hums from the sun, karst islands rising like green teeth from the Gulf. Salt and sea spray sting for a second, then the park’s clarity pulls your gaze under the surface—schools of fish scatter like coins when your shadow passes.
Difficulty
moderate
Duration
8 hours
Fitness Level
Light to moderate fitness for short hikes, getting on/off boats, and paddling a sit-on-top kayak.
Wildlife
History
Declared a national marine park in 1980, Ang Thong protects traditional fishing grounds and unique karst islands in the Gulf of Thailand.
Conservation
Park rules limit where boats and visitors may anchor; use reef‑safe sunscreen, avoid touching coral, and pack out all trash to reduce impact.
Reserve your spot on the Angthong National Marine Park by Speedboat from Samui today and enjoy a trusted, highly rated experience designed to help you make the most of your adventure.
Bring reef‑safe sunscreen
Sunscreen that doesn’t harm coral is usually required and protects the reef while keeping you safe under tropical sun.
Wear water shoes
Rocky shorelines and coral make barefoot exits uncomfortable—sturdy water shoes protect feet for beach landings and kayaking.
Pack a lightweight dry bag
Keep phone, extra clothes, and documents dry during snorkeling or a sudden squall.
Plan for boat motion
If you are prone to seasickness, take medication before boarding—the speedboat ride can be choppy between islands.
Reef‑safe sunscreen
Protects your skin and the coral ecosystems you'll be snorkeling over.
summer
Compact snorkel set (mask & snorkel)
Personal gear fits better than rented equipment and improves time in the water.
Water shoes
Grip and protection when entering/exiting boats and walking on rocky beaches.
Light dry bag (5–10L)
Keeps valuables and a spare shirt dry during sea activities and sudden rain.