Board a classic Chinese junk in Koh Samui and spend a full day exploring Angthong Marine Park’s limestone islands, emerald lagoons and shallow reefs. This cruise combines gentle sailing, short hikes, and snorkeling with guided commentary and meals on board.
Board a classic Chinese junk in Koh Samui and spend a full day exploring Angthong Marine Park’s limestone islands, emerald lagoons and shallow reefs. This cruise combines gentle sailing, short hikes, and snorkeling with guided commentary and meals on board.
Morning light strips across the Gulf of Siam as the Red Baron—an oak-hued Chinese junk—casts off from Koh Samui. On deck, teak sunbeds warm quickly; salt and diesel mix in the air while the coastline recedes and limestone islets appear like scattered karst chapters. The boat slips toward Angthong Marine Park, a 42-island archipelago of limestone cliffs, hidden lagoons and coral gardens.
Verified experiences and guided adventures in the surrounding area.
Operated by Oh-Hoo · Koh Samui, Surat Thani
Morning light strips across the Gulf of Siam as the Red Baron—an oak-hued Chinese junk—casts off from Koh Samui. On deck, teak sunbeds warm quickly; salt and diesel mix in the air while the coastline recedes and limestone islets appear like scattered karst chapters. The boat slips toward Angthong Marine Park, a 42-island archipelago of limestone cliffs, hidden lagoons and coral gardens.
Designated a national marine park in 1980, Angthong preserves karst terrain formed over millions of years by coral uplift and erosion. Mae Ko’s emerald lake and jagged cliffs offer a compact lesson in geological time, while beaches like Wua Ta Lap provide shallow reefs ideal for first-time snorkelers. The region bears traces of local maritime culture—fishing boats, coconut groves, and seasonal sea-based livelihoods that shaped Samui’s coastal communities.
Expect a day balanced between relaxation and activity: a hot breakfast and coffee at departure, a climb to Mae Ko’s viewpoint for sweeping island panoramas, a walk to Talay Nai’s blue lagoon, and snorkeling off Wua Ta Lap among reef fish and hard corals. Guides typically provide masks, fins, and briefings; swimming competence is helpful but not demanding.
Practical tips: bring reef-safe sunscreen, a lightweight snorkel vest if you’re nervous, and a waterproof pouch for your phone. Plan for early pickup (around 06:50–08:00), moderate sun exposure midafternoon, and variable sea conditions—motion-sensitive travelers should consider medication. Stow a dry change of clothes for the return sail; the sunset ride back is a calm punctuation to a full day at sea today.
moderate.
11 hours.
Suitable for average fitness: short climbs (uneven steps) and swimming/snorkeling in calm, shallow water; minimal sustained exertion.
The cruise departs from Koh Samui; hotel or villa pickup within Koh Samui is typically included—confirm pickup time and location in advance.
No—basic swimming ability is recommended for snorkeling, and flotation devices or snorkel vests are usually available for less confident swimmers.
Yes: continental breakfast, a luxury lunch buffet, snacks, soft drinks and a welcome drink are included as described in the itinerary.
Children ages 7–11 require a child ticket and under-6 travel free; pregnant guests and those with serious heart or bone conditions are generally advised not to participate—check with the operator before booking.
Ang Thong was declared a national marine park in 1980 to protect its karst islands, beaches and mangroves; the name means “Basin of Gold” in Thai.
Visitors are asked to avoid touching coral, use reef-safe products, and take all trash back to the vessel; guided operators often brief guests on low-impact snorkeling practices.
Oh-Hoo operates guided outdoor trips and adventures with an emphasis on safety, stewardship, and memorable experiences.




Morning light strips across the Gulf of Siam as the Red Baron—an oak-hued Chinese junk—casts off from Koh Samui. On deck, teak sunbeds warm quickly; salt and diesel mix in the air while the coastline recedes and limestone islets appear like scattered karst chapters. The boat slips toward Angthong Marine Park, a 42-island archipelago of limestone cliffs, hidden lagoons and coral gardens.
Morning light strips across the Gulf of Siam as the Red Baron—an oak-hued Chinese junk—casts off from Koh Samui. On deck, teak sunbeds warm quickly; salt and diesel mix in the air while the coastline recedes and limestone islets appear like scattered karst chapters. The boat slips toward Angthong Marine Park, a 42-island archipelago of limestone cliffs, hidden lagoons and coral gardens.
Designated a national marine park in 1980, Angthong preserves karst terrain formed over millions of years by coral uplift and erosion. Mae Ko’s emerald lake and jagged cliffs offer a compact lesson in geological time, while beaches like Wua Ta Lap provide shallow reefs ideal for first-time snorkelers. The region bears traces of local maritime culture—fishing boats, coconut groves, and seasonal sea-based livelihoods that shaped Samui’s coastal communities.
Expect a day balanced between relaxation and activity: a hot breakfast and coffee at departure, a climb to Mae Ko’s viewpoint for sweeping island panoramas, a walk to Talay Nai’s blue lagoon, and snorkeling off Wua Ta Lap among reef fish and hard corals. Guides typically provide masks, fins, and briefings; swimming competence is helpful but not demanding.
Practical tips: bring reef-safe sunscreen, a lightweight snorkel vest if you’re nervous, and a waterproof pouch for your phone. Plan for early pickup (around 06:50–08:00), moderate sun exposure midafternoon, and variable sea conditions—motion-sensitive travelers should consider medication. Stow a dry change of clothes for the return sail; the sunset ride back is a calm punctuation to a full day at sea today.