Tibet remain one of the most interesting remote and undeveloped parts of the world, situated at an average elevation of 5000 meters above sea level. A trip to Tibet is not for the faint hearted; the travelling can be hard, adventurous and often unpredictable. Due to Tibet's high altitude, travellers with a history of heart, lung or anemia problems should consult a doctor before planning the trip. There are 3 flights a week to Lhasa. Overland tour can be arranged.