Tosar Lake

Tosar Lake is a high-altitude natural freshwater lake located near Mangan in Mangan District, North Sikkim, Sikkim, India. Situated at approximately 4,000 metres elevation in the Himalayas, it is surrounded by alpine meadows, forests and snow-capped peaks. The lake is revered by local communities and is accessible via a moderate to challenging trek from Mangan. Known for its pristine waters, tranquil setting and scenic mountain views, it attracts trekkers and nature visitors.

Visitors can expect a remote high-altitude Himalayan lake surrounded by alpine meadows, rhododendron forests and snow-covered peaks. The lake is reached only by trekking from Mangan through forested trails and open meadows. At the site, visitors can see clear freshwater waters, quiet natural surroundings and panoramic mountain scenery. There are no built structures or commercial developments at the lake; the experience is focused on trekking, nature observation and photography in a pristine, tranquil environment.

Tosar Lake is considered sacred by local Lepcha and Bhutia communities in North Sikkim and is respected as a natural sacred site; visitors are expected to maintain decorum and respect local customs