The Silk Route is a circuit through Aritar, Zuluk, Nathang valley and Kupup in East Sikkim, along part of the old trade road to Tibet. It is about 6 to 7 hours from Bagdogra Airport, needs a protected-area permit, and is best done over 2 to 3 nights.
- Best time to visit
- October to December for clear views, and March to May for rhododendrons. Snow is likely from December to March and can close the higher road.
- Days needed
- 2 to 3 nights
Top things to see in Silk Route and Zuluk
- 1Zuluk zig-zag roadThe famous loops of road, best seen from Thambi viewpoint at sunrise.
- 2Aritar LakeA forest lake on the way in, with no permit needed.
- 3Nathang valleyA high, open valley that turns white after snow.
- 4Kupup and Elephant LakeA lake said to be shaped like an elephant, near the highest point of the circuit.
- 5Old Baba MandirThe original shrine to Baba Harbhajan Singh.
- 6Kanchenjunga sunriseWide views of the range from Thambi and Lungthung on clear mornings.
How to reach Silk Route and Zuluk
Drive about 6 to 7 hours from Bagdogra by Rangpo and Rongli, or start from Gangtok. Most trips spend the first night at Aritar or Zuluk.
Permits
Indian citizens need a protected-area permit for Zuluk and beyond, issued at Rongli through a registered operator with a photo ID and photos. Foreign nationals face tighter rules, so check with us first. See our Sikkim permit guide.
Frequently asked questions
What is the best time to visit Silk Route and Zuluk?
October to December for clear views, and March to May for rhododendrons. Snow is likely from December to March and can close the higher road.
How many days do I need in Silk Route and Zuluk?
2 to 3 nights. Add a day if you want a slower pace.
How do I reach Silk Route and Zuluk from Bagdogra Airport?
Drive about 6 to 7 hours from Bagdogra by Rangpo and Rongli, or start from Gangtok. Most trips spend the first night at Aritar or Zuluk.
Is the Silk Route suitable for elderly travellers?
Zuluk is fine for most people, but Nathang and Kupup are close to 4,000 m. Older travellers and anyone with heart or lung problems should ask a doctor and take it slowly.
Are there hotels on the Silk Route?
Mostly simple homestays with shared meals. Rooms are basic but warm, and we book them as part of the trip.
