4 Island Snorkel Tour to Emerald Cave by Speed Boat from Koh Lanta

 

Embark on a cruise by speedboat to the southern islands of Koh Lanta. Enjoy a full-day excursion with plenty of water activities and beach life on Koh Cheuk, Koh Kradan, and Koh Mah. The highlight of this day trip is the Emerald Cave on Koh Mook, a lesser-known lagoon with a 280-foot-long (85-meter) tunnel.