The highest point on the Kailash Mansarovar Yatra is during the Kora when travelers will reach the Dolma La Pass at 5,943m (19,500ft.). At such an elevation there are possibilities of getting hit by altitude sickness either mildly or seriously. It is a mandatory condition for joining this trip with Himalayan Glacier that you get good travel insurance that covers expenses likely to incur due to health issues and emergency evacuations. Make sure that your insurance company is well informed about all the activities being undertaken in the trip and the insurance also covers emergency air ambulance or helicopter rescue including medical expenses.