The Tsum Valley Trek, also known as the 'Hidden Valley of Happiness' or 'Beyul Kyimolung,' is one of Nepal's most culturally rich and spiritually significant treks. Located in the northern Gorkha district, bordering Tibet, this sacred valley remained closed to foreigners until 2008, preserving its ancient Buddhist traditions and pristine landscapes. The name 'Tsum' derives from the Tibetan word 'Tsombo,' meaning 'vivid,' reflecting the valley's profound spiritual significance.
This 14-day journey covers approximately 104 kilometers, taking you deep into the heart of the Tsum Valley, encircled by the majestic Ganesh Himal (7,422m), Sringi Himal, Boudha Himal, and Himalchuli. The trail follows the Budi Gandaki River through dramatic gorges, lush rhododendron and pine forests, and traditional villages where the Tsumba people have preserved their unique culture, language, and traditions for centuries.
The trek's spiritual heart lies in its ancient monasteries—Mu Gompa (3,700m), the valley's largest and oldest, Rachen Gompa, and the sacred Milarepa's Cave, where the great Buddhist saint is believed to have meditated. The valley is also a 'non-killing zone' (Shagya), where animal slaughter is strictly prohibited, creating an atmosphere of profound peace and respect for all life. This moderate trek offers an unparalleled opportunity to witness a living Buddhist culture in one of Nepal's most remote and unspoiled regions.
Highlights of This Trek
- Explore the sacred 'Hidden Valley of Happiness,' a restricted region opened to trekkers in 2008 with pristine landscapes and ancient traditions.
- Visit ancient monasteries including Mu Gompa (3,700m), the valley's largest, Rachen Gompa, and the sacred Milarepa's Cave.
- Experience authentic Tsumba culture, including unique traditions like polyandry, and witness a 'non-killing zone' where animal slaughter is prohibited.
- Trek through stunning landscapes with panoramic views of Ganesh Himal, Sringi Himal, Boudha Himal, and Himalchuli.
- Traverse diverse terrain from subtropical forests and dramatic gorges to alpine meadows dotted with yaks and prayer flags.
- Spot rare wildlife including blue sheep, Himalayan thar, musk deer, and the elusive red panda in the Manaslu Conservation Area.

















