In the morning, take a romantic ride on the UNESCO-listed narrow gauge Darjeeling Himalayan Railway. Enjoy stunning views of the hills, tea gardens, and waterfalls. In the afternoon, visit the Himalayan Mountaineering Institute and the Padmaja Naidu Himalayan Zoological Park. In the evening, explore the Mall Road and try some local snacks and tea.
Wake up early for an unforgettable sunrise view over the Kanchenjunga peak from Tiger Hill. Visit the Ghum Monastery, the oldest Tibetan Buddhist monastery in the area. In the afternoon, head to the Rock Garden and Ganga Maya Park for some peaceful time in nature.
Take a scenic drive to the Happy Valley Tea Estate and learn about the tea-making process and sample some of the finest tea in the world. In the afternoon, head to Pelling, a charming town with a stunning view of the Kanchenjunga range. Visit the Pemayangtse Monastery, the Rabdentse Ruins, and the Khecheopalri Lake.
Get a glimpse of the Indo-China border at Nathu La Pass, which is open only for Indian nationals with a permit. Explore the Baba Harbhajan Singh Mandir and the Nathu La War Memorial. In the afternoon, head to Tsomgo Lake, a serene glacial lake surrounded by mountains. Take a yak ride and try some hot tea and snacks.
Visit the Rumtek Monastery, one of the largest and most significant monasteries in Sikkim. In the afternoon, explore the lively streets of Gangtok city and visit the Enchey Monastery, the Namgyal Institute of Tibetology, and the Flower Exhibition Centre. Take a cable car ride for panoramic views of the city.
Take in the breathtaking view of the Kanchenjunga range from the Tashi View Point. Visit the Hanuman Tok, a hilltop temple dedicated to Lord Hanuman. In the afternoon, relax at the Banjhakri Falls and Energy Park, which features a beautiful waterfall and a well-manicured garden.
On your last day, indulge in some local food such as momos, thukpa, and churpee. Visit the MG Marg, a pedestrian-only street with shops selling handicrafts, clothes, and souvenirs. Buy some tea, spices, and prayer flags for your loved ones back home.
Consider visiting the Kurseong town, the Darjeeling Tea and Tourism Festival (June 1-7), and the International Flower Festival in Gangtok (June 17-21). You can also take a day trip to the nearby Kalimpong for more scenic views and monasteries.