The beautiful hill state of Sikkim lies on the eatern tip of the Himalayas bordered by Bhutan, Nepal and Tibet. Sikkim is smallest state in size with an area of 7,110 Sqkm. Sikkim is geographically diverse, owing to its location on the Himalaya. The climate ranges from subtropical to high alpine., the world's third highest peak Kanchenjunga, is located in the northwestern part of the state on the boundary with Nepal, and can be seen from most parts of the state. Sikkim is a popular tourist destination for its culture, scenic beauty and biodiversity other then trekking tours.The mountains of Sikkim offer great experience to all trekkers, mountaineers and seekers of adventure.The unrivalled high altitude Alpine treks of Dzongri at 128000 ft and Goechala at 18000 ft, are both breathtaking and awe-inspiring. Trekking in Sikkim has its own charm. Trails run through rich biodiversity and rich cultural life of Sikkimese people. There are numerous routes for trekking in Sikkim, which are at their best during spring and autumn. Springs provides clear Mountain View with varieties of flowering plants in blossom. On the other hand, autumn provides a dry and clear mountain views. Most of the mountain areas in Sikkim have a fragile ecosystem. This demands any trekkers to obtain special permit to trek. Trekking in Sikkim is conducted in an organized manner. Individuals cannot trek on their own.