Cruise emerald waters past towering limestone cliffs, hike into Diamond Cave, and paddle quiet coves on this full-day excursion from Khao Lak. A practical, family-friendly day that mixes sightseeing, swimming and short rainforest walks.
Cruise emerald waters past towering limestone cliffs, hike into Diamond Cave, and paddle quiet coves on this full-day excursion from Khao Lak. A practical, family-friendly day that mixes sightseeing, swimming and short rainforest walks.
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Operated by Oh-Hoo · Khao Lak, Phang Nga
A longtail boat slices a path across glassy, green water as limestone towers stitch the horizon—this is Cheow Lan Lake, the dramatic reservoir carved into Khao Sok’s karst landscape. Morning light pins the Three Friends limestone spires into sharp relief as the boat eases toward hidden coves and the jungle-swirled shore.
easy.
6–7 hours.
Light fitness: comfortable walking for 20–60 minutes over uneven rainforest trails and getting on/off boats; suitable for most travelers.
Yes—there are designated areas near the floating rafthouse suitable for swimming; follow guide instructions and avoid boat channels.
Round-trip transfer from Khao Lak is included in the tour price as listed, typically with an early-morning pickup window.
No—basic comfort in water is sufficient; life jackets are provided for boat and kayak use, and kayaking is usually shared and on calm water.
Yes—Thai lunch (no pork option), fruit, and the national park entrance fee are included in the tour price.
The lake formed after the Ratchaprapha dam project in the 1980s, transforming forested valleys into the dramatic reservoir framed by karst towers; the area lies within Khao Sok, an ancient evergreen rainforest.
Khao Sok National Park limits visitor impact via fees and designated paths; use biodegradable products, avoid single-use plastics, and follow guide instructions to protect fragile limestone and water quality.
Oh-Hoo operates guided outdoor trips and adventures with an emphasis on safety, stewardship, and memorable experiences.




Book with Oh-Hoo
Book directly with Oh-Hoo for the best rates and real-time scheduling.
Reserve Now