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Koh Samui is one of Thailand’s most popular islands and it’s easy to see why. You’ve got sun-soaked beaches, tropical jungles, fascinating cultural sites and lively markets, all in one place. Travellers booking a package deal in Koh Samui, luxury holidays in Koh Samui or a family holiday to Koh Samui will find countless opportunities to explore, relax and experience the island’s unique charm when looking for what to do in Koh Samui.