Malaku (8475m) the world's 5th highest peak's base camp trek is a Utterly marvelous, still very untouched and an irregular trekking area of Makalu region is very close to the Everest region. And The Barun valley is a part of a huge international protected area
Duration: 23 days
Grade: Hard
Trekking Option: Camping
Elevation: 5,000m.
Arun Valley is really a non touristic area but we can see significant views of Mt. Everest, Makalu, and hundreds of other mountains just on your eye. Sherpa, Rai and Limbus are the main inhabitants of this region.
Duration: 25 days
Grade: Hard
Trekking Option: Camping
Elevation: 5,416 m.
Kanchenjunga Base Camp trekking is on of the most remote trekking wilderness village route in Nepal and meaning of Kanchenjunga ("Treasures of Snow") (28,198ft) is the third highest mountain in the world and was first climbed by British in 1956.
Duration: 24 days
Grade: Hard
Trekking Option: Camping
Elevation: 5, 065m.