Rupin Supin Trek: A 6-day moderate trek in Uttarkashi, Uttarakhand, covering ~40 km up to 4,000 m. The trail runs through pine forests, remote villages, and lush meadows with views of Kedar and Swargarohini peaks. Best time: April–June and September–October. https://www.thinairexpedition.com/rupin-supin-trek/