![](http://www.ecns.cn/hd/2020/03/02/509756b06c6c4089a713b90e2a1b7143.jpg)
A tour guide speaks during a live streaming tour in the Potala Palace, a UNESCO world heritage, in Lhasa, southwest China's Tibet Autonomous Region, March 1, 2020. The Potala Palace, a landmark in southwest China's Tibet Autonomous Region, held a live streaming tour session Sunday, the first time in its over 1,300-year history. (Xinhua/Jigme Dorje)
![](http://www.ecns.cn/hd/2020/03/02/0f113f2be66c4fc5b269a2ac41391c6e.jpg)
A tour guide speaks during a live streaming tour in the Potala Palace, a UNESCO world heritage, in Lhasa, southwest China's Tibet Autonomous Region, March 1, 2020. The Potala Palace, a landmark in southwest China's Tibet Autonomous Region, held a live streaming tour session Sunday, the first time in its over 1,300-year history. (Xinhua/Chun La)
![](http://www.ecns.cn/hd/2020/03/02/f85c32e7c36a46cebf6547936b56ea8d.jpg)
A tour guide speaks during a live streaming tour in the Potala Palace, a UNESCO world heritage, in Lhasa, southwest China's Tibet Autonomous Region, March 1, 2020. The Potala Palace, a landmark in southwest China's Tibet Autonomous Region, held a live streaming tour session Sunday, the first time in its over 1,300-year history. (Xinhua/Chun La)
![](http://www.ecns.cn/hd/2020/03/02/cb0d47a184db4ffd93135460334cf343.jpg)
A tour guide shows the live streaming tour to the Potala Palace, a UNESCO world heritage, in Lhasa, southwest China's Tibet Autonomous Region, March 1, 2020. The Potala Palace, a landmark in southwest China's Tibet Autonomous Region, held a live streaming tour session Sunday, the first time in its over 1,300-year history. (Xinhua/Jigme Dorje)