A full-day escape from Khao Lak to Cheow Lan Lake and the Nam Rad Emerald Pool: swim from a boat beneath karst towers, kayak around quiet coves, and lunch with panoramic jungle views. Practical tips and what to expect on this small-group day trip.
More ways to explore the area's outdoor wonders
Morning light slices through limestone towers as the boat eases into the green expanse of Cheow Lan Lake — a reservoir that pushes against jungle cliffs and reflections with equal confidence. The day begins with a short drive from Khao Lak, a quick dip in the crystalline Nam Rad (Emerald) Pool, then a slow cruise past karst pillars and hidden coves where water dares you to jump in.
Difficulty
moderate
Duration
10 hours
Fitness Level
Suitable for travelers in average fitness — includes brief swims, boarding small boats, and short uneven walks
Wildlife
History
The lake formed after construction of the Ratchaprapha (Cheow Lan) Dam in the late 20th century, creating a reservoir that submerged valleys and exposed dramatic karst islands.
Conservation
Khao Sok and the lake are sensitive ecosystems; stick to marked areas, avoid single-use plastics, and use reef-safe sunscreen to reduce chemical runoff.
Reserve your spot on the From Khao Lak : Cheow Lan Lake & Nam Rad Emerald Pool today and enjoy a trusted, highly rated experience designed to help you make the most of your adventure.
Start early
Pick the earliest pickup to catch calm water and softer light for photos and swimming.
Water shoes
Bring sturdy water shoes for rocky boat landings and slippery cave entrances.
Protect electronics
Use a small waterproof dry bag; boats and swimming spots can douse devices unexpectedly.
Respect wildlife
Keep distance from monkeys and avoid feeding wildlife to reduce stress on local populations.
Lightweight quick-dry clothing
Dries fast after swims and keeps you comfortable in humid conditions.
summer
Water shoes
Protects feet during boat entry, rocky shorelines, and slippery cave areas.
Small dry bag
Keeps phone, documents, and a spare layer safe from splashes.
Reef-safe sunscreen & hat
Protects skin during long periods on open water and while kayaking.
summer