Photo taken on July 29, 2013 shows the scenery viewed from Xiding in the Alishan scenic area in Chiayi, southeast China's Taiwan. Xiding is one of the best places to view mist and sunrise in the scenic area. (Xinhua/Tao Ming)

Photo taken on July 29, 2013 shows the scenery viewed from Xiding in the Alishan scenic area in Chiayi, southeast China's Taiwan. Xiding is one of the best places to view mist and sunrise in the scenic area. (Xinhua/Tao Ming)

Tourists view scenery at Xiding in the Alishan scenic area in Chiayi, southeast China's Taiwan, July 29, 2013. Xiding is one of the best places to view mist and sunrise in the scenic area. (Xinhua/Tao Ming)

Tourists walk on a plank road at Xiding in the Alishan scenic area in Chiayi, southeast China's Taiwan, July 29, 2013. Xiding is one of the best places to view mist and sunrise in the scenic area. (Xinhua/Tao Ming)

Photo taken on July 29, 2013 shows an inn at Xiding in the Alishan scenic area in Chiayi, southeast China's Taiwan. Xiding is one of the best places to view mist and sunrise in the scenic area. (Xinhua/Tao Ming)

Photo taken on July 29, 2013 shows an inn at Xiding in the Alishan scenic area in Chiayi, southeast China's Taiwan. Xiding is one of the best places to view mist and sunrise in the scenic area. (Xinhua/Tao Ming)

Photo taken on July 29, 2013 shows the scenery viewed from Xiding in the Alishan scenic area in Chiayi, southeast China's Taiwan. Xiding is one of the best places to view mist and sunrise in the scenic area. (Xinhua/Tao Ming)