The three-day Kailash Parikrama is the most difficult part of the Mount Kailash Tour. Darchen is the starting point for the 52-kilometer trip (4,560m). You pass through Lha-Chu Valley, Lham-Chu Valley, Dzong-Chu Valley, and Darchen. You would spend one night in Dirapuk Monastery and the next in Zuthulpuk Monastery during the Kailash Kora. The Kora around Kailash Mountain has an average altitude of roughly 5,000 meters, and the average daily walk is about 7 to 8 hours. Every pilgrim who travels to Kailash to complete the Kailash Kora walks clockwise around the Kailash Mountain, passing via the highest pass, Dolma La. (5645m).