Hike to David Neel's Cave - An exciting day hike to Alexandra David Neel's Cave originates from Lachen. Start your walk from Kalep – a small hamlet in Lachen and continue for a 2-hours uphill hike to Dewthang. The stunning array of colours of the alpine flowers - primula and rare Blue Poppy is so captivating, and you forget the fatigue of the strenuous trek after reaching the cave. The dark, moist cave, which has sections for meditating and cooking, transport you back to 1914. MORE
Birding in Lachen - The rich and varied vegetation type ranging from sub-tropical to sub-alpine forests under the Kanchenjunga Biosphere forest conservation zone has made Lachen and its surroundings an Important Bird Area (IBA). You can see many critically endangered and endemic bird species in different altitude levels and forests areas. MORE
Village Experience - Lachen is a restricted area in Sikkim which forbids any outsider to come and settle here. Lachen's uniqueness lies in its traditional operating system, which is exemplary. All the villages in Lachen and its surrounding areas are governed by Dzumsa – a traditional Tribal body preserving their cultural identity through tribal self-governance. Predominant by Lachen-Pa Tribe, the Dzumsa Body in Lachen practices their unique traditions, aiming to retain their social, cultural, economic, and political characteristics distinct from the other dominant societies in different cities and villages in Sikkim. MORE
Excursions - Bestowed with immense natural beauty, Lachen is an ideal base for many exciting excursions. A stunning journey to High Altitude Gurudongmar Lake at 5150 Meters, the last village of Nomad Yak Herders in the Tibetan Frontier, Thangu at 4000 metres, the colourful Chopta Valley are some of the day excursions originate from Lachen. A combined excursion with all these three places can be a memorable experience. However, Gurudongmar Lake, being a highly sensitive area, is still restricted for foreigners' visit, who may limit their journey to Thangu and Chopta Valley at this moment. MORE
Trekking and day walk - Several long & short duration impressive treks, which lead to the higher mountains and plateau of Trans-Himalaya, originate from Lachen. A fascinating Green Lake trek to Mt Kanchenjunga's base – the third highest mountain in the world is the most important one, which takes about ten days. MORE
Alexandra David Neel's Cave has an important link with early history and spiritual journey in Sikkim. Perched atop a steep mountain slope, which is only accessible by an uphill trek from Lachen, this cave remains hidden from the area's main tourist spots.
A small Buddhist Monastery belonging to the Nyingma Sect of Tibetan Buddhism was constructed in the year 1854 and is the most important religious centre for the people of Lachen. This small building of mud and stone structure was built by Gelong Gonpu, who came from Solo Khombu in Nepal and stayed here for three years before returning to Nepal.