A tropical sea with islands and resort coastlines.
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Overview
The Gulf of Thailand, formerly known as the Gulf of Siam, is a shallow inlet of the South China Sea, bordered by Thailand to the north, west, and southwest, Cambodia to the northeast, and Vietnam to the east. This tropical sea is celebrated for its warm, clear, turquoise waters, fringed by stunning palm-lined white-sand beaches and dotted with thousands of islands, many of which are popular tourist destinations. The Gulf's relatively shallow depth and significant freshwater inflow from rivers contribute to its unique marine environment.
Beyond its idyllic scenery, the Gulf of Thailand is a vibrant hub of marine biodiversity, supporting extensive coral reefs, diverse fish species, and even unique marine mammals. It also serves as a crucial area for fishing and maritime trade, while its surrounding coastlines and islands offer a rich tapestry of Thai, Cambodian, and Vietnamese cultures, from ancient temples to bustling modern resorts.
Unwind on the renowned beaches of islands like Koh Samui, famous for its luxury resorts and vibrant nightlife, or Koh Phangan, known for its more relaxed atmosphere and full moon parties. Enjoy sunbathing, swimming, and the laid-back island vibe.
Tip: Each island offers a different experience; research to find one that matches your preference for tranquility or activity. Some beaches are more secluded than others.
Immerse yourself in the incredible underwater world. Koh Tao is a global hub for scuba diving, offering courses for all levels. The Ang Thong National Marine Park, with its dramatic limestone karsts, is excellent for snorkeling and kayaking among colorful coral reefs.
Tip: Book with a certified dive center for safety and environmental responsibility. Many tour operators offer combined snorkeling and island-hopping trips to marine parks.
Marvel at the Sanctuary of Truth in Pattaya, a magnificent all-wood temple-like structure intricately carved with sculptures based on traditional Thai and Hindu motifs. It's a breathtaking testament to ancient craftsmanship and philosophy.
Tip: Allow several hours to explore the detailed carvings and learn about the philosophy behind its construction. Hard hats are often provided for safety on the active construction site.
Take a boat trip to the spectacular Ang Thong National Marine Park, a protected archipelago of 42 limestone islands. Enjoy kayaking through sea caves, hiking to stunning viewpoints (like Ko Wua Talab), and swimming in emerald lagoons.
Tip: This is a full-day excursion. Wear sturdy shoes if planning to hike, and bring a waterproof bag for your essentials.
From the main cruise port of Laem Chabang, take an excursion to Bangkok, Thailand's captivating capital. Explore magnificent temples like Wat Arun and Wat Pho (Reclining Buddha), ride a longtail boat on the Chao Phraya River, and experience vibrant street life.
Tip: Bangkok is a significant distance from Laem Chabang (approx. 1.5-2 hours drive), so plan your time carefully, or consider an overnight stay if your itinerary allows.
In various coastal towns and islands, explore local markets for authentic Thai street food, handicrafts, and souvenirs. Engage with local communities and discover the unique blend of Buddhist traditions and maritime life.
Tip: Be open to trying diverse street food, but ensure it's freshly prepared. Carry small denominations of Thai Baht for purchases.
Aboard
Viking Venus
From
Benoa (Bali), Indonesia
3 Sailings
Mar 10, 2026 - Mar 4, 2028
Published prices from
per person*
taxes & fees included
Aboard
Viking Orion
From
Laem Chabang (Bangkok), Thailand
2 Sailings
Nov 13, 2026 - Nov 11, 2027
Published prices from
per person*
taxes & fees included
Aboard
Viking Orion
From
Benoa (Bali), Indonesia
3 Sailings
Apr 15, 2026 - Mar 18, 2028
Published prices from
per person*
taxes & fees included
Aboard
Viking Orion
From
Laem Chabang (Bangkok), Thailand
2 Sailings
Nov 13, 2026 - Nov 11, 2027
Published prices from
per person*
taxes & fees included
Aboard
Viking Orion
From
Benoa (Bali), Indonesia
2 Sailings
Apr 15, 2026 - Mar 24, 2027
Published prices from
per person*
taxes & fees included
Aboard
Viking Orion
From
Sydney, Australia
3 Sailings
Mar 30, 2026 - Mar 2, 2028
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per person*
taxes & fees included
Aboard
Viking Orion
From
Sydney, Australia
2 Sailings
Mar 30, 2026 - Mar 8, 2027
Published prices from
per person*
taxes & fees included
Aboard
Viking Orion
From
Laem Chabang (Bangkok), Thailand
3 Sailings
Apr 27, 2026 - Apr 22, 2028
Published prices from
per person*
taxes & fees included
Aboard
Viking Orion
From
Laem Chabang (Bangkok), Thailand
3 Sailings
Apr 27, 2026 - Apr 22, 2028
Published prices from
per person*
taxes & fees included
Aboard
Viking Venus
From
Sydney, Australia
3 Sailings
Feb 22, 2026 - Feb 17, 2028
Published prices from
per person*
taxes & fees included
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