A full-day boat trip from Khao Lak to Cheow Lan Lake visits emerald creeks, limestone karsts, Prakai Petch Cave and a floating Thai lunch. Expect calm waters, light kayaking, and easy swims with geological highlights.
A full-day boat trip from Khao Lak to Cheow Lan Lake visits emerald creeks, limestone karsts, Prakai Petch Cave and a floating Thai lunch. Expect calm waters, light kayaking, and easy swims with geological highlights.
You push off from the Khao Lak pier and the longtail glides into a wide, green mirror. Limestone towers rise like watchful islands; the lake drinks the sky and dares you to slow down. The first stop, a clear creek at Nam Rad, invites quick swims and a cool shock after a warm transfer.
Verified experiences and guided adventures in the surrounding area.
Operated by Oh-Hoo · Khao Lak, Phang Nga Province
You push off from the Khao Lak pier and the longtail glides into a wide, green mirror. Limestone towers rise like watchful islands; the lake drinks the sky and dares you to slow down. The first stop, a clear creek at Nam Rad, invites quick swims and a cool shock after a warm transfer.
Cheow Lan Lake (Rajjaprabha Reservoir) is an artificial lake created in 1987 when the dam flooded a limestone valley; the drowned landscape left isolated karst pinnacles and jungle-clad islets. The geology here is older carboniferous and Mesozoic limestone cut by tropical weathering, which has produced caves such as Prakai Petch where stalactites hang like slow-dripping chandeliers.
Local culture shows up in small ways: a floating restaurant serving Thai curry and grilled fish, guides who grew up on these shores, and longtail captains who read the tide and wind. Wildlife is present and patient — hornbills call from high canopy and gibbons swing on the edge of sight.
Practical guidance: expect an 8-hour day with boat transfers, a cave visit (some low passages), time for kayaking or swimming, and lunch at a floating restaurant. Bring reef-safe sunscreen, insect repellent, a dry bag, and water shoes for slippery rock and boat decks. Weather can change quickly—rain jackets are useful in the monsoon months; mornings are best for calmer water and clearer light for photos.
This is an accessible, low-impact adventure—easy on fitness but rich in sensory payoff—perfect for travelers seeking dramatic karst scenery without a multi-day trek.
The tour is roughly 8 hours and typically includes hotel pickup from Khao Lak before a boat transfer to Cheow Lan Lake and return the same day.
Yes — the itinerary includes time for swimming in clear creek pools and optional kayaking; life jackets are provided for water activities.
Guides lead cave visits and most passages are manageable, but there are narrow, low sections; people with mobility issues or severe claustrophobia should take caution.
Lunch, fresh fruit and water are included, along with national park entrance fees as stated in the tour inclusions.
Oh-Hoo operates guided outdoor trips and adventures with an emphasis on safety, stewardship, and memorable experiences.




You push off from the Khao Lak pier and the longtail glides into a wide, green mirror. Limestone towers rise like watchful islands; the lake drinks the sky and dares you to slow down. The first stop, a clear creek at Nam Rad, invites quick swims and a cool shock after a warm transfer.
You push off from the Khao Lak pier and the longtail glides into a wide, green mirror. Limestone towers rise like watchful islands; the lake drinks the sky and dares you to slow down. The first stop, a clear creek at Nam Rad, invites quick swims and a cool shock after a warm transfer.
Cheow Lan Lake (Rajjaprabha Reservoir) is an artificial lake created in 1987 when the dam flooded a limestone valley; the drowned landscape left isolated karst pinnacles and jungle-clad islets. The geology here is older carboniferous and Mesozoic limestone cut by tropical weathering, which has produced caves such as Prakai Petch where stalactites hang like slow-dripping chandeliers.
Local culture shows up in small ways: a floating restaurant serving Thai curry and grilled fish, guides who grew up on these shores, and longtail captains who read the tide and wind. Wildlife is present and patient — hornbills call from high canopy and gibbons swing on the edge of sight.
Practical guidance: expect an 8-hour day with boat transfers, a cave visit (some low passages), time for kayaking or swimming, and lunch at a floating restaurant. Bring reef-safe sunscreen, insect repellent, a dry bag, and water shoes for slippery rock and boat decks. Weather can change quickly—rain jackets are useful in the monsoon months; mornings are best for calmer water and clearer light for photos.
This is an accessible, low-impact adventure—easy on fitness but rich in sensory payoff—perfect for travelers seeking dramatic karst scenery without a multi-day trek.