After breakfast, start your sightseeing in Gangtok with a visit to Tashi Viewpoint, which offers breathtaking views of the Kanchenjunga. You and your friends can take plenty of pictures, soaking in the beauty of the towering peaks. Next, visit the Namgyal Institute of Tibetology to learn about Tibetan history, art, and culture. The institute holds an extensive collection of manuscripts, scriptures, and artifacts related to Tibetan Buddhism. Afterward, visit Rumtek Monastery, a peaceful place that allows you and your friends to meditate or simply enjoy the serene atmosphere. The monastery is one of the most important Tibetan monasteries in Sikkim, and its surroundings are perfect for group relaxation. Later, head to Banjhakri Waterfalls, a natural beauty that provides a perfect spot for a short trek or a fun photo session with your friends. Overnight stay in Gangtok.