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Things to do in Koh Samui.

Beyond the beaches: the Big Buddha and Wat Plai Laem, jungle waterfalls, Fisherman's Village, an Ang Thong Marine Park day trip, island-hopping to Koh Phangan and Koh Tao, markets, wellness and family attractions - a local-savvy guide to filling your days on the island.

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By Kirby Scofield
Founder of BAANLYY · International real estate broker, investor & relocation specialist
Last updated 7 July 2026 · Last reviewed 7 July 2026

Koh Samui is far more than a beach. The island packs in a famous hilltop Buddha and ornate temples, jungle waterfalls and viewpoints, a beautifully restored old fishing village, world-class wellness retreats and some of Thailand's best island day trips - from the emerald lagoons of Ang Thong to the dive sites of Koh Tao. Whether you are visiting for a week or settling in for a year, here is how to fill your days, grouped into sights, island trips, and lifestyle.

Temples, landmarks & nature

The Big Buddha (Wat Phra Yai)Landmark

Samui's most famous sight - a 12-metre golden seated Buddha on the small islet of Koh Faan in the north-east, visible from arriving flights and reached by a causeway. Free to visit, with stalls and sea views; dress respectfully with shoulders and knees covered.

Wat Plai LaemTemple

A spectacular lakeside temple complex near the Big Buddha, centred on an 18-armed white statue of Guanyin, the goddess of mercy, and a large laughing Buddha. Photogenic, peaceful and an easy pairing with the Big Buddha on a north-east temple loop.

Fisherman's Village, BophutCulture

A charming strip of restored Sino-Chinese wooden shophouses on the north coast, packed with boutiques, galleries and some of the island's best restaurants. The Friday-night Walking Street market is a Samui institution; come for dinner and stay for the sunset.

Hin Ta & Hin Yai (Grandfather & Grandmother Rocks)Landmark

Famous natural rock formations on the coast near Lamai whose suggestive shapes have made them a quirky local icon. A quick, free roadside stop with a small market and dramatic sea views on the way south.

Na Muang WaterfallsNature

Two jungle waterfalls in the island's interior - Na Muang 1 is an easy roadside cascade with a swimming pool, while Na Muang 2 is taller and reached by a forest walk. The lush green heart of Samui and a refreshing break from the beach.

Secret Buddha Garden & viewpointsViewpoint

A hilltop garden of statues hidden in the jungle interior (also called Magic Garden), reached by a steep 4x4 track, plus a string of mountain viewpoints over the coast. The high ground rewards the climb with the island's best panoramas.

Island day trips

Ang Thong National Marine ParkDay trip

Samui's headline excursion - a protected archipelago of 42 limestone islands northwest of the island, with the famous emerald inland lagoon, viewpoints, snorkelling and kayaking. Full-day speedboat and catamaran trips run from Samui's piers in the calmer months.

Koh PhanganDay trip

Samui's laid-back neighbour, around 30 minutes by ferry - home to the world-famous Full Moon Party at Haad Rin, plus quiet north-coast beaches, waterfalls and a big wellness scene. An easy day trip or overnight from Bang Rak or Nathon.

Koh TaoDiving

One of the world's most popular and affordable places to learn to dive, around 1.5-2 hours by ferry. Clear water, shallow reefs and a relaxed backpacker-meets-diver vibe make it a classic overnight trip from Samui.

Koh Nang YuanSeasonal

The postcard triple-island sandbar off Koh Tao, with one of Thailand's most photographed viewpoints. Usually combined with a Koh Tao snorkelling or diving day; conditions are best in the calmer, drier months.

Markets, wellness & the outdoors

Walking streets & night marketsFood & shopping

Each district has its night: Bophut's Fisherman's Village on Friday, Chaweng and Lamai through the week, plus the laid-back Maenam and Nathon walking streets. Street food, local crafts and live music at local prices.

Wellness, yoga & detox retreatsWellness

Samui is one of Asia's wellness capitals - world-known detox and fasting retreats, yoga schools, spas and holistic clinics cluster around Lamai, Bophut and the hills. A core reason many long-stayers choose the island.

Diving, snorkelling & water sportsActive

Beyond the famous dive sites off Koh Tao, Samui offers snorkelling trips, sailing, paddleboarding, kiteboarding in season and big-game fishing. The calm north and west coasts are the easiest bases for getting on the water.

Golf & the outdoorsActive

The clifftop Santiburi course in the north is one of Thailand's most scenic, and the jungle interior offers waterfalls, zip-lines, ATV trails and viewpoints - plenty to fill the days between beaches.

Ethical elephant sanctuariesNature

Several Samui sanctuaries let you observe and feed rescued elephants without riding or shows - choose genuine no-riding, ethical operations, several of which are in the hills around the centre of the island.

FAQ

Things to do in Koh Samui FAQ

What are the must-do things in Koh Samui?

The classic shortlist: the Big Buddha and Wat Plai Laem, dinner and the Friday market at Fisherman's Village, the Na Muang waterfalls, an Ang Thong National Marine Park day trip, and a sunset on the west coast - balanced with beach time on Chaweng or the north coast.

What is the best day trip from Koh Samui?

Ang Thong National Marine Park is the headline trip for its emerald lagoon and limestone islands. For beaches and parties, Koh Phangan is 30 minutes away; for diving, Koh Tao and Koh Nang Yuan are the best.

What is there to do in Koh Samui when it rains?

Plenty - visit the Big Buddha and Wat Plai Laem, explore Fisherman's Village cafes and galleries, book a spa, wellness or cooking class, or browse the markets and malls. Samui's main monsoon is October to December, but rarely all-day rain.

Is Koh Samui good for families?

Yes. Alongside calm north and west-coast beaches there are waterfalls, ethical elephant sanctuaries, an aquarium and tiger zoo, easy island trips and plenty of kid-friendly dining, especially around Bophut, Choeng Mon and Maenam.

Keep exploring

Related Koh Samui guides

Koh Samui beaches guide · Getting around Koh Samui · Koh Samui city hub · Moving to Koh Samui guide

Sources & References

Sources & References

Primary and official sources are cited above. Government rules, fees and procedures in Thailand change over time and vary by office; always confirm current requirements with the relevant authority before relying on them. BAANLYY never takes paid placement in editorial content.

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Hero photo by Nirjhar Basak on Pexels. General information only; confirm opening hours, prices, seasons and tour operators locally. Choose ethical, no-riding animal experiences.