context: Tibet (, Chinese: 西藏; pinyin: Xīzàng) is a region of the Tibetan Plateau in Central Asia, home to the native Tibetans. The average altitude is about 4,900m and is the highest on land on earth and is called the 'roof of the world'. The highest point in Tibet is Mount Everest at 8,848 meters above sea level.
question: Where is the highest point in Tibet?
answers.text: Everest