This 5-day adventure brings you into two extraordinary worlds of East Kalimantan, where ancient rainforest traditions meet crystal-clear tropical seas. The journey begins in the remote Merabu Village, where ancient forests, sacred caves, and community traditions remain beautifully preserved. Guided by local villagers, you will trek through the Merabu Forest Conservation Area, discover hidden caves, tranquil lakes, and panoramic viewpoints while staying overnight in a traditional village setting that offers an authentic glimpse into local life.
From the lush interior, the journey continues to the legendary Derawan Archipelago, one of Indonesia’s finest marine destinations. Crystal-clear waters, vibrant coral gardens, and unique natural wonders await as you explore Derawan, Maratua, Kakaban, and Sangalaki Islands. Swim alongside manta rays, snorkel in Kakaban’s jellyfish lake, descend into sea caves, and visit turtle conservation areas, each day revealing a new marine spectacle.
Carefully designed for travelers seeking adventure, nature, and authentic local encounters, this itinerary balances active exploration with relaxed island time. From jungle trekking and cultural immersion to world-class snorkeling and island hopping, this journey offers a rare opportunity to experience East Kalimantan from its deepest forests to its most stunning seas, all in one unforgettable expedition.







