Challenging Treks are only for real adventurers who looking to feel real adventures in their life. They involve steep ascents to high altitudes with the possibility of some rope climbing. You’ll need enough energy to complete one of these treks, as it can take 18-30 days to journey to the heart of the wildernesses that they cross. All are camping expeditions. The exception is Simikot trek, which is very remote with a really undeveloped culture. This can be skillful in a shorter time (7-14 days.) However, you can also use the little-visited Simikot as the starting point for a trip to Mount Kailash (20 days.)A trek through the isolated Dolpo region us one of the few good possibilities for the summer months, as the area gets little rain. Manaslu, like Annapurna, is a circuit trek and passes through Tibetan villages in a little-visited, restricted area. A trip to Kanchenjunga, the third highest mountain in the world, will take you into the remote Far East region of Nepal. Here, Sherpa, Rai and Limbu culture happily to co-exist. If you want the ultimate challenge, the Dhaulagiri trek is the most difficult of our featured treks. This wild trek involves challenging trekking on rough high land, perhaps with a ropes pitch or two.