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Slip through Koh Muk’s narrow tunnel to a hidden emerald lagoon, then hop between Kradan, Waen and Chueak islands to snorkel coral gardens and relax on white sand. This 6–7 hour speedboat tour pairs dramatic karst scenery with hands-on snorkeling for a compact Andaman day out.
Slip through Koh Muk’s narrow tunnel to a hidden emerald lagoon, then hop between Kradan, Waen and Chueak islands to snorkel coral gardens and relax on white sand. This 6–7 hour speedboat tour pairs dramatic karst scenery with hands-on snorkeling for a compact Andaman day out.
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Operated by Siam Scape Journeys · Koh Muk (Ko Mook), Trang Province
The speedboat lifts on the Andaman’s swell and, within an hour, limestone towers rise like old sentries. You glide toward a narrow slit in Koh Muk’s cliff — the entrance to Emerald Cave — and the sea seems to hold its breath. Slip through the tunnel and a hidden lagoon opens: emerald water enclosed by sheer rock and dappled light that feels removed from time.
easy.
6–7 hours.
Suitable for most fitness levels; must be comfortable entering/exiting boats and swimming short distances.
Expect a 6–7 hour tour that typically visits Emerald Cave (Koh Muk), Kradan Island, Waen Island, and Chueak Island with snorkeling stops and a lunch break.
Most operators supply life vests and snorkel masks; bringing your own mask or snorkel is recommended for hygiene and fit.
Yes—life vests are provided and many stops are shallow; however, basic comfort in water is advised and accompaniment by a stronger swimmer is wise.
Monsoon swells and heavy rain can change departure times or cause cancellations; operators monitor sea conditions and may reschedule or refund if unsafe.
Trang’s islands form part of a karst landscape uplifted over millions of years; local communities historically navigated these waters by small longtail boats and traded marine products regionally.
Tour operators and visitors are encouraged to use reef‑safe products and avoid standing on coral; supporting local guides helps fund sustainable tourism and waste reduction efforts.
Siam Scape Journeys operates guided outdoor trips and adventures with an emphasis on safety, stewardship, and memorable experiences.
Book with Siam Scape Journeys
Book directly with Siam Scape Journeys for the best rates and real-time scheduling.
Reserve Now