Best Things to Do in Koh Samui: Top Attractions You Shouldn’t Miss

Koh Samui, one of Thailand’s most famous tropical islands, is known for its white-sand beaches, crystal-clear waters, lush jungles, and vibrant local culture. Located in the Gulf of Thailand, Koh Samui attracts travelers from around the world who are searching for a perfect mix of relaxation, adventure, and authentic Thai experiences.

In this Koh Samui travel guide for 2026, we’ll highlight the must-visit attractions and experiences that make the island one of the best destinations in Southeast Asia. Whether you're planning your first trip or returning for another adventure, these are the top places you shouldn’t miss in Koh Samui.

1. Chaweng Beach – The Heart of Koh Samui

Chaweng Beach is the most popular beach in Koh Samui and often considered the island’s main hub for tourism. Stretching over 7 kilometers, the beach offers soft white sand, clear blue water, and plenty of activities.

Visitors can enjoy swimming, jet skiing, beachfront dining, and lively nightlife. The area is also filled with resorts, restaurants, shopping spots, and beach clubs, making it ideal for travelers who want both relaxation and entertainment.

Discover Koh Samui’s Best Beaches

2. Big Buddha Temple (Wat Phra Yai)

One of the most iconic landmarks on the island is the Big Buddha Temple, also known as Wat Phra Yai. The impressive 12-meter-tall golden Buddha statue sits on a small island connected to Koh Samui by a causeway.

Visitors come here not only to admire the statue but also to experience the peaceful atmosphere of the temple. The surrounding area features small shops and local markets where you can find souvenirs and traditional Thai snacks.

3. Na Muang Waterfalls

Hidden within Koh Samui’s lush jungle are the Na Muang Waterfalls, one of the island’s most beautiful natural attractions. There are two main waterfalls here:

Na Muang 1 easily accessible and perfect for a quick visit
Na Muang 2 requires a short hike but rewards visitors with stunning views

The unique purple-colored rocks surrounding the falls give the area its name, which translates to “Purple Waterfalls.”

4. Fisherman’s Village, Bophut

Located in Bophut, Fisherman’s Village is one of the most charming areas in Koh Samui. The district combines traditional wooden houses with modern cafes, boutiques, and beachfront restaurants.

The highlight is the Fisherman’s Village Walking Street Market, held every Friday evening. Visitors can explore local street food, handmade crafts, clothing, and live performances while enjoying the lively night market atmosphere.

5. Ang Thong National Marine Park

Just a short boat trip from Koh Samui, Ang Thong National Marine Park is a breathtaking archipelago of 42 limestone islands surrounded by emerald-green waters.

Popular activities include:

Kayaking around limestone cliffs
Snorkeling in clear tropical waters
Hiking to scenic viewpoints
Visiting the famous Emerald Lagoon

This day trip is one of the most unforgettable experiences when visiting Koh Samui.

Want to Explore Ang Thong for Yourself?

Discover island and sea experiences around Thailand, including tours to the spectacular Ang Thong National Marine Park.

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Discover More of Koh Samui

There’s much more to Koh Samui than these five highlights. Discover more places, experiences, and things to do around the island.

Explore Koh Samui

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Discover Everything Koh Samui Has to Offer

Koh Samui is far more than just beautiful beaches, it’s a complete island experience. From world-class restaurants and local street food to exciting tours, vibrant nightlife, peaceful retreats, and unique cultural attractions, Samui has something for every traveler.

Whether you’re here to relax, explore, invest, or even relocate, you’ll find trusted businesses, hand-picked experiences, and insider tips right here on My Visit Thailand.