Meet the Founder
Youdis Radja
Founder
Youdis is a Sumba-born guide with two decades of tourism experience across Bali and his home island. Returning to Sumba in 2019, he now channels his deep cultural roots and passion into crafting bespoke travel experiences. By listening closely to your goals, Youdis uses his intimate local knowledge to turn every moment of your trip into something magical.
Supported by a team of experienced guides, he ensures every traveler leaves Sumba with its spirits in their hearts.
For Youdis, Sumbanese Adventure isn't just a service - it's the promise of authenticity, warmth, and unforgettable moments.
A sneak peak of what you can expect from Sumba island and Sumbanese Adventure
Bird watching: where rare birds still rule the sky
Sumba Island invites you into one of Indonesia’s last truly wild landscapes. Here, bird‑watching becomes a journey — from spotting the majestic Sumba Hornbill gliding over golden hills to witnessing the vibrant Citron‑crested Cockatoo flash its colors at sunrise. Every trail, valley, and treetop offers a new winged wonder waiting to be found.
The Flawless Beaches of Sumba
Sumba’s beaches are among Indonesia’s most striking, stretching along wild coastlines where golden sand meets clear turquoise water. From Walakiri’s dancing mangroves to Tarimbang’s world‑class surf and Mandorak’s dramatic cliffs and lagoon, each beach offers its own character — calm, rugged, or powerfully untouched. Scattered across East, West, and Southwest Sumba, these shores invite swimming, surfing, snorkeling, long walks, sunset watching, and quiet moments far from crowded tourist spots, surrounded by traditional villages and sweeping savannas.
Step Into a World of Culture, Rituals, and Vibrant Festivals
Sumba is one of Indonesia’s cultural treasures — a place where traditions remain unbroken, where indigenous belief systems still guide daily life, and where art, ritual, and community form a unified identity. The island preserves practices that are centuries old, offering Indonesia a living link to its ancestral roots.
Sumba’s cultural wealth enriches the nation through: Heritage preservation, Indigenous spirituality (Pasola, honoring Marapu traditions), Traditional craftsmanship (ikat tenun), Unique equestrian culture (1001 Sandalwood Horse Parade, Horse Racing), World-renowned festivals and rituals (Wulla Poddu, Bijalangu Hiu).
Sumba stands as a reminder that Indonesia’s strength lies in its diversity — in the islands that keep their traditions alive and share them proudly with the world.
Craving Action? Dive Into Sumba’s Wild Side
Sumba isn’t a place you simply visit — it’s a place that dares you to play harder, push deeper, and meet the island on its own terms. If trekking is what you love, Matayangu isn’t a casual stop; it’s a test of grit wrapped in jungle beauty. The trek involves steep descents, river crossings, and slippery forest trails — the kind of path that forces you to stay present, breathe deeper, and earn every step. Matayangu teaches resilience.
Surfing isn't a sport - it's conversation with the ocean. Tarimbang and Kerewe (Kereway) beaches are waiting for you,
— the joy of reading waves, trusting your instincts, and letting the ocean teach you something new.
Tarimbang & Kerewe teach flow and fearlessness.
