Things to do in Koh Samui

Things to Do in Koh Samui

by Lewis Paparazzi | Sep 2, 2026 | The Black Book, Asia Tours

Everything worth your time on this island, sorted by area, by who you’re travelling with, and by how much you want to spend — written by someone who actually lives at Bubble Beach, not stitched together from a dozen other listicles.

People ask me this constantly, usually within about ten minutes of landing: “okay, so what do we actually do here?” The honest answer is that Samui has enough packed into one reasonably compact island that most visitors never get through half of it, because they park themselves on one beach for a week and call it a holiday. Nothing wrong with that. But if you want more than a suntan, here’s everything worth knowing, organised so you can actually use it instead of scrolling past forty near-identical “top 10” lists.

Short version: this page is free, accurate, and enough to plan a proper trip on its own. If you’d rather skip straight to my actual shortlist — the hotel, the beach nobody’s posted about yet, the restaurant I keep going back to — that’s what’s inside the Black Book.

Already sorted what to pack for Koh Samui? Good — now here’s what to actually do with your time on the island.

The Big Sights Everyone Sees at Least Once

Ornate Thai temple architecture with a decorative gold roof under bright sunlight

Ornate Thai temple architecture with a decorative gold roof under bright sunlight

These are the ones that end up in every itinerary for a reason, not because they’re overrated — because they’re genuinely worth it.


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Big Buddha (Wat Phra Yai)

Majestic golden Buddha statue under a bright blue sky

Majestic golden Buddha statue under a bright blue sky

The 12-metre golden Buddha sitting on Koh Faan, connected to the main island by a short causeway, is the single most photographed thing on Samui. Sixty steps take you up to the statue itself. Go before 8am if you want the place to yourself and decent light for photos — by mid-morning it’s a different scene entirely, tour buses and all.

Wat Plai Laem

A Buddhist temple with intricate architecture reflected in a still lake

A Buddhist temple with intricate architecture reflected in a still lake

A five-minute drive from Big Buddha, and honestly the one I send people to first. It’s built around a lake, with a striking multi-armed Guanyin statue rising out of the water, and it has a completely different feel to Big Buddha — quieter, more atmospheric, and far less crowded even at similar times of day.

Na Muang Waterfalls

A waterfall cascading into a turquoise pool in a tropical forest

A waterfall cascading into a turquoise pool in a tropical forest

Two waterfalls, reachable by scooter or taxi from pretty much any beach in under half an hour, free to enter. Na Muang 1 is the lower, larger one with a swimming pool at the base and the most visitors. Na Muang 2 sits above it, needs a roughly 1.5km hike through the forest to reach, and pays you back with far fewer people and a better view.

Ang Thong National Marine Park

Aerial view of a tropical island archipelago with turquoise water and lush hills

Aerial view of a tropical island archipelago with turquoise water and lush hills

A 42-island archipelago of limestone cliffs, hidden lagoons and jungle-covered peaks, a boat ride from Samui. Full-day tours typically run kayaking, snorkelling and a hike up to a viewpoint over the whole park, and cost somewhere in the $35–50 range per person. Go between January and August for calmer seas and clearer water — outside that window, conditions get considerably rougher.

Secret Buddha Garden

A Buddha statue set among trees on a forested hillside

A Buddha statue set among trees on a forested hillside

Tucked into the hills above Laem Sor, this is a hillside garden filled with Buddha statues and figures from Thai folklore, built by a local fruit farmer decades ago. It’s quiet, a bit odd in the best way, and worth combining with a 4×4 or jungle safari tour since the road up isn’t somewhere you want to be on a standard scooter.

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Best Things to Do by Area

Aerial view of a tropical island beach resort with palm trees along the coastline

Aerial view of a tropical island beach resort with palm trees along the coastline

Samui isn’t one homogenous strip — each part of the island has a distinctly different personality, and where you base yourself changes what your trip actually feels like.

Chaweng

A tropical beach lined with coconut palm trees under a clear blue sky

A tropical beach lined with coconut palm trees under a clear blue sky

The liveliest, busiest, most built-up stretch of the island — a 7km run of white sand along the east coast, split roughly into a calmer, better-for-swimming north end and a south end dense with beach clubs and water sports vendors. This is where the nightlife concentrates, and where Samui’s biggest night market runs every evening. Come here for energy, not solitude.

Lamai

Rock formations and cliffs along a Thai beach with clear water

Rock formations and cliffs along a Thai beach with clear water

Samui’s second most popular beach, quieter and more local than Chaweng, with decent snorkelling around the rocks at the southern end. It’s also home to Hin Ta and Hin Yai — the Grandmother and Grandfather Rocks — a pair of naturally formed rock outcrops with a shape that’s made them a running joke among visitors for decades, and completely free to see.

Maenam

A peaceful Thai beach with gentle waves at golden hour

A peaceful Thai beach with gentle waves at golden hour

The laid-back option, popular with longer-term visitors and people who want a beach without a beach club soundtrack. Inland from here is Tan Rua waterfall, a genuinely hidden spot reached via a short hike through the jungle canopy, with a small café nearby where you can zipline or just sit with a view of the falls.

Fisherman’s Village (Bophut)

A row of colourful restored shophouses on a sunlit street

A row of colourful restored shophouses on a sunlit street

A former fishing community on the north coast, now a row of restored shophouses turned cafés, restaurants and boutiques. It has a completely different atmosphere from the beach resort strips — closer to a small town than a tourist zone — and comes alive every Friday evening for its walking street market, one of the better night markets on the island for food that isn’t purely aimed at tourists.

Picking the right area is half the battle. Picking the wrong hotel inside the right area is how people end up disappointed anyway — I’ve watched it happen. If you want the specific place I’d actually book in each of these areas, not just the neighbourhood, that’s in the Black Book too.

Things to Do with Kids and Families

Silhouette of a child playing at the edge of the ocean shore

Silhouette of a child playing at the edge of the ocean shore

  • Choeng Mon Beach — soft white sand, calm and shallow turquoise water, a relaxed atmosphere that’s genuinely easier with young children than the bigger beaches.
  • I Love Elephant Samui — an ethical elephant conservation centre caring for rescued elephants, recognised by the Tourism Authority of Thailand and by World Animal Protection for its welfare standards. No riding — this is an observation and interaction experience, which is exactly the point.
  • Lamai Viewpoint — reached by cable car, with family-friendly ziplines, a fish spa, and a rock garden and waterfall included in the entry fee. An easy half-day that doesn’t involve much walking for smaller legs.
  • Koh Madsum (Pig Island) — a 20–30 minute longtail or speedboat ride to a small island where friendly pigs wander the beach. Kids tend to find this one unforgettable; most tours pair it with a snorkelling stop nearby.

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Romantic Things to Do in Koh Samui

Silhouette of a couple holding hands on a beach at sunset

Silhouette of a couple holding hands on a beach at sunset

  • A sunset at Wat Plai Laem or Big Buddha, timed for late afternoon rather than the crowded morning slot.
  • Overlap Stone viewpoint, right at the northern tip of the island — a small café up there lets you sit with coffee and take in both the north and south coasts at once, and on a clear day, the mainland in the distance.
  • A private day out to Ang Thong Marine Park rather than a group tour, if the budget allows — kayaking through the lagoons without forty other people around changes the experience completely.
  • Dinner in Fisherman’s Village, which has a genuinely different, more intimate feel in the evening than the resort strips.

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Things to Do at Night

A lively Thai night market lit with colourful lanterns and food stalls

A lively Thai night market lit with colourful lanterns and food stalls

The Chaweng Beach Road night market is the island’s biggest — over 200 stalls running nightly from around 6pm to 10pm, covering Thai street food, fresh seafood, fruit, clothing and souvenirs. Budget roughly 200–400 THB per person for a full dinner grazing your way through it.

Lamai Night Market is smaller and more local, worth a look if Chaweng feels too much like a theme park for your taste. And the Fisherman’s Village Walking Street, running every Friday evening, is the pick if you want night-market food without the full tourist-strip intensity.

Beyond the markets, Chaweng holds most of the island’s actual nightlife — beach clubs, bars, live music — while the other areas quiet down considerably once the sun goes down, which some people count as a downside and others count as the entire appeal.

What to Do When It Rains

Palm trees bending under strong wind and cloudy skies during a tropical storm

Palm trees bending under strong wind and cloudy skies during a tropical storm

Samui’s wetter stretch runs roughly June to October, and the showers here tend to hit hard and pass rather than settle in for the day, so plans rarely need a full rewrite. That said, if you’re stuck waiting one out:

  • Temples like Wat Plai Laem and Big Buddha have covered areas and still look striking under grey skies.
  • A Thai massage — there’s no shortage of places on the island, and a couple of hours indoors is rarely a hardship.
  • Fisherman’s Village’s cafés and shops give you a few hours under cover without feeling like you’re wasting the day.
  • The shopping malls near Chaweng are an easy fallback if a downpour genuinely won’t quit.

Free, Cheap, and When to Actually Spend

A modern luxury villa with a private infinity pool overlooking the hills

A modern luxury villa with a private infinity pool overlooking the hills

Plenty of Samui’s best moments cost nothing: Na Muang Waterfall 2, Hin Ta and Hin Yai, Silver Beach — a quiet hidden cove between Lamai and Chaweng with free entry and parking — and most of the temples all cost nothing beyond getting yourself there.

Where it’s worth spending: a private Ang Thong boat trip over a group tour if privacy matters to you, a proper ethical elephant experience over the cut-price version, and honestly, a decent hotel or villa over a bargain one — Samui has more than a few horror stories about the latter, and I’ve written about one of them in detail if you want to see exactly what can go wrong.


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Off the Beaten Path

Travellers hiking along a lush jungle path in Southeast Asia

Travellers hiking along a lush jungle path in Southeast Asia

If you’ve already done the highlights and want the side of Samui most visitors never see:

  • Tarnim Magic Garden, hidden in the central hills — a sculpture garden of mystical figures and Buddhist imagery, reached by a mild hike, with views over the island from the top.
  • Koh Tan, a tiny island a short longboat ride away with barely thirty residents, a mangrove boardwalk, monitor lizards, and a rustic pace of life that gives a glimpse of what Thai island living looked like decades ago.
  • A 4×4 jungle safari across the island’s interior, stopping at waterfalls and viewpoints most day-trippers never reach because they never leave the ring road.

This page tells you what to do. The Black Book tells you exactly where.

Everything above is the “what” — the beaches, the temples, the areas worth basing yourself in. What it deliberately leaves out is the three things people actually message me about after reading a list like this:

  • Which hotel to book in each of these areas — not just “stay in Chaweng for nightlife,” but the specific place, and the ones to avoid. I’ve already written up one that went badly wrong.
  • The genuinely secret spots that never make it onto pages like this one, because the second something gets written up publicly, it stops being secret.
  • Where to actually eat near each of these places — sorted from the restaurants I’d sit my own family down at, to the ones surviving purely on their view and their Google reviews.

That’s what’s actually inside the Black Book by MrPaparazzi Reviewed — Koh Samui edition. Not another top-10 list. The addresses.

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