Introduction to Tortoiseshell Peak: Tortoiseshell Peak is the highest peak of Baiyan Mountain, with an altitude of 1237.7 meters. It is a good place to watch the sunrise. Every year in March of spring, azaleas bloom on Tortoiseshell Peak, and the mountains are covered with red. From a distance, they look like patches of colorful clouds, and up close, they look like red carpets.