Kanchanjanga is the third highest peak (8586m) in the world and is situated on the eastern boarder of Nepal. The trek offers a natural beauty and an unforgettable experience while traveling into the Yalung glacier, Lapsung La and the difficult route back to Taplejung. There is risk to suffer from High Altitude Sickness (AMS), when crosses over 4000m in height with several times. So, one must not hurry up and be careful of AMS. We recommend you keep sufficient necessities stocked with you due to the remoteness of trek. The trek takes almost 16 days.