Koh SamuiMu Ko Ang Thong National Marine Park

Limestone islands rise from clear green water like a broken stone city. Quiet bays sit below jungle cliffs, with pale sand and longtail boats offshore. From the viewpoints, the Gulf of Thailand opens in layered blues and greens.
Ang Thong feels different because the park is wild, protected, and lightly built. Visitors come for sea caves, kayaking, snorkeling, and the inland emerald lagoon on Ko Mae Ko. It leaves you with the rare feeling of being small in the right way.
At a glance
Quick activity facts
Vibe
nature
Activity
things-to-do
Peak Hours
Flexible

Best seasons
When to visit
Season timing helps you understand crowds, prices, and weather quality before planning your visit.
Peak Season
Busiest beach or beach-adjacent periods with higher hotel rates and larger crowds.
Shoulder Season
Good balance of pleasant weather, fewer crowds, and better value.
Off Season
Quieter and often cheaper, but rain and storms can affect beach and outdoor plans.

Koh Samui basics
Useful info before you go
These destination basics help you understand the local language, money, and time zone while planning your visit.
Language
Vietnamese
English Level
Moderate
Reliable in tourist zones
Currency
Vietnamese Dong
VND
Exchange Rate
1 USD ≈ 25,000 VND
Time Zone
ICT
UTC +07:00
Nearby
Nearby things to do
🍹Ark Bar Beach Club
nightlife
Ark Bar sits directly on Chaweng Beach, with tables in the sand and lights facing the sea. By day it feels open and casual, but after sunset the beach turns electric. DJs, fire shows, and cold cocktails pull the crowd close to the water.
What makes it work is the easy social rhythm. You can arrive for one drink and end up staying deep into the night. The music is loud, the mood is open, and Samui feels wide awake here.
🍽️Vikasa Life Cafe
restaurant
Vikasa Life Cafe sits above the sea on Koh Samui’s rocky east coast. Open terraces face the Gulf of Thailand, with pale wood, clean lines, and a calm yoga retreat rhythm. The mood is quiet, sunlit, and tuned to slow coastal eating.
The kitchen leans into fresh island produce, clean proteins, herbs, tropical fruit, and bright Thai flavors. Guests come for smoothie bowls, crisp salads, coconut notes, grilled seafood, and vegetarian plates that feel precise rather than plain. It is the kind of meal that leaves the body light and the mind settled.
🍽️Dining On The Rocks
restaurant
Dining on the Rocks sits on ten teak and bamboo decks above the sea. The room feels calm, open, and precise, with rock, timber, and salt air close by. Plates arrive against the Gulf of Thailand, not as scenery, but as part of the rhythm.
The kitchen leans into island produce, Thai herbs, coconut, seafood, and clean modern technique. Flavors are bright, layered, and controlled, with lemongrass, lime, and smoke used with restraint. Visitors come for the view, but remember the way dinner slows the whole evening.
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