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Spend a full day by speedboat exploring Ang Thong National Marine Park’s limestone islands, emerald lagoon, kayaking coves and snorkeling reefs. This eight-hour trip from Koh Samui mixes short hikes, water-based activities and a riverside-style onboard lunch.
Spend a full day by speedboat exploring Ang Thong National Marine Park’s limestone islands, emerald lagoon, kayaking coves and snorkeling reefs. This eight-hour trip from Koh Samui mixes short hikes, water-based activities and a riverside-style onboard lunch.
You board before dawn on Koh Samui and the speedboat rips across a brightening sea, spray stinging your face as islands loom out of the blue. Limestone cliffs rise like rough-creased pages, and the water below dares you in shades from glassy teal to deep cobalt. By midmorning the boat slips into a protected cove and you can already hear palms and waves trading sounds.
Verified experiences and guided adventures in the surrounding area.
Operated by YTS Holidays Co. Ltd · Koh Samui, Surat Thani Province
You board before dawn on Koh Samui and the speedboat rips across a brightening sea, spray stinging your face as islands loom out of the blue. Limestone cliffs rise like rough-creased pages, and the water below dares you in shades from glassy teal to deep cobalt. By midmorning the boat slips into a protected cove and you can already hear palms and waves trading sounds.
Ang Thong (Mu Ko Ang Thong) is a compact archipelago carved from Miocene limestone; cliffs and karst towers record millions of years of uplift and erosion. The park—established to protect its coral, seagrass and nesting beaches—has long been part of local sea-faring culture, where fishing and small-scale boat travel shaped settlement patterns on nearby Koh Samui.
Expect a mix of activity: a climb to Koh Mae Koh’s emerald-lake viewpoint, a guided kayak through hidden coves, and snorkeling on shallow reefs. The sea governs the schedule—visibility and currents change with the season—so operators set routes according to conditions.
Practicalities: hotel pickup on Koh Samui is typical; the day is roughly eight hours with a buffet lunch on board. National park fees are paid at the park entrance. Bring reef-safe sunscreen, a light waterproof layer for spray, sturdy water shoes for beach landings and a water bottle. If you plan to climb the viewpoint, be ready for steep steps and uneven stone.
This tour balances active time on the water with short hikes and beach stops—ideal for travelers who want a full-day taste of Thailand’s offshore islands without technical gear or prior expedition experience.
The tour is approximately eight hours and typically includes hotel pickup on Koh Samui, speedboat transfer, snorkel gear, kayaking, a climb to Koh Mae Koh viewpoint, and a buffet lunch on board.
Yes—park entrance fees are paid at the park gate (cash is commonly required): around THB300 per adult and THB150 per child; fees support conservation.
Yes—snorkeling and guided kayaking are suitable for beginners; basic swimming ability helps and life jackets are provided.
Bring swimwear, reef-safe sunscreen, a towel, water shoes, reusable water bottle, and a light layer for wind or spray; secure footwear for the viewpoint climb is recommended.
YTS Holidays Co. Ltd operates guided outdoor trips and adventures with an emphasis on safety, stewardship, and memorable experiences.
You board before dawn on Koh Samui and the speedboat rips across a brightening sea, spray stinging your face as islands loom out of the blue. Limestone cliffs rise like rough-creased pages, and the water below dares you in shades from glassy teal to deep cobalt. By midmorning the boat slips into a protected cove and you can already hear palms and waves trading sounds.
You board before dawn on Koh Samui and the speedboat rips across a brightening sea, spray stinging your face as islands loom out of the blue. Limestone cliffs rise like rough-creased pages, and the water below dares you in shades from glassy teal to deep cobalt. By midmorning the boat slips into a protected cove and you can already hear palms and waves trading sounds.
Ang Thong (Mu Ko Ang Thong) is a compact archipelago carved from Miocene limestone; cliffs and karst towers record millions of years of uplift and erosion. The park—established to protect its coral, seagrass and nesting beaches—has long been part of local sea-faring culture, where fishing and small-scale boat travel shaped settlement patterns on nearby Koh Samui.
Expect a mix of activity: a climb to Koh Mae Koh’s emerald-lake viewpoint, a guided kayak through hidden coves, and snorkeling on shallow reefs. The sea governs the schedule—visibility and currents change with the season—so operators set routes according to conditions.
Practicalities: hotel pickup on Koh Samui is typical; the day is roughly eight hours with a buffet lunch on board. National park fees are paid at the park entrance. Bring reef-safe sunscreen, a light waterproof layer for spray, sturdy water shoes for beach landings and a water bottle. If you plan to climb the viewpoint, be ready for steep steps and uneven stone.
This tour balances active time on the water with short hikes and beach stops—ideal for travelers who want a full-day taste of Thailand’s offshore islands without technical gear or prior expedition experience.