On Day 3, embark on a scenic drive to Tsomgo Lake, situated at 12,400 feet above sea level. The lake is considered sacred and is a major attraction in Sikkim. Afterward, visit Baba Mandir, dedicated to Baba Harbhajan Singh, an army man who is revered here. Enjoy the beauty of the high-altitude surroundings and return to Gangtok in the evening for a peaceful rest. Overnight stay in Gangtok.