Songzan Ganbu then started extensions on his old palace on Red Mountain. The magnificent new palace which stood towering atop the mountain was the famous Potala Palace in its earliest form.

• 松赞干布又在红山扩建宫室，殿宇依山而筑，宏伟壮丽，这便是最早的布达拉宫，人称“第二普陀山”。