Explore the capital city of Sikkim located at an altitude of 5,410 ft. Visit the Enchey Monastery to witness the stunning intricate designs. Head to the Do Drul Chorten Stupa, the largest Buddhist stupa in Sikkim. End the day with a mesmerizing view of the sunset from the Tashi Viewpoint.
Visit the glacial lake Tsomgo, located at an altitude of 12,310 ft. Then head to the Nathula Pass on the Indo-China border, at an altitude of 14,450 ft. Take a short trip to the Baba Harbhajan Singh Memorial Temple.
Drive to the picturesque Lachung Valley, known for its apple orchards and pine forests. En-route visit the Seven Sisters Waterfall and the Naga Waterfall. Take a stroll in the quaint Lachung village and visit the Shingba Rhododendron Sanctuary.
Start the day with a visit to the stunning Yumthang Valley, popularly known as the Valley of Flowers. Experience the natural hot springs at Yumesamdong (Zero Point). Enjoy breathtaking views of the Himalayan range at an altitude of over 15,000 ft.
Drive to the scenic Pelling situated at an altitude of 7,200 ft. En-route visit the Ravangla Buddha Park housing a 130-foot high statue of Lord Buddha. Visit the Pemayangtse Monastery - one of the oldest and most important monasteries in Sikkim. End the day with a visit to the Singshore Bridge - Asia's second-highest suspension bridge.
End your trip with a visit to the serene Darjeeling, known for its tea gardens. Visit the Tiger Hill to witness the sunrise over the Himalayas, followed by breakfast at Glenary's Bakery and Cafe. Take a ride on the Darjeeling Himalayan Railway (Toy Train) - a UNESCO World Heritage site. Explore the Batasia Loop, a spiral railway constructed to lower the gradient of ascent on the Himalayan Railway.
If you have more time, consider visiting the Phodong Monastery and the Rumtek Monastery. If you have less time, skip the Nathula Pass and the Baba Harbhajan Singh Memorial Temple. Always carry warm clothes as the temperature drops significantly as you move up the altitude in Sikkim.