evidence: Lhasa - Gyantse - Shigatse - E.B.C - Saga - Kailash Trek - Darchen - Lake Manasarovar - Saga - Gyirong - Tingri - Lhasa [...] Lhasa - Gyantse - Shigatse - EBC - Saga - Darchen - Kailash Trek - Darchen - Saga - Gyirong - Kathmandu