Brahmatal Trek a 6 day moderate winter trek in Uttarakhand, covering 24 km up to 3,840 m. Famous for snow trails, frozen Brahmatal Lake, and views of Mt. Trishul and Nanda Ghunti. Best time: December to March for snow, or October to April for clear mountain vistas. https://www.thinairexpedition.com/brahmatal-trek/