Tourists admire a light show at the Yuxu Palace scenic area on Wudang Mountain in central China's Hubei Province, Sept. 14, 2020. (Xinhua/Du Huaju)

Photo taken on Sept. 14, 2020 shows the view of a light show at the Yuxu Palace scenic area on Wudang Mountain in central China's Hubei Province. (Xinhua/Du Huaju)

Photo taken on Sept. 14, 2020 shows the view of a light show at the Yuxu Palace scenic area on Wudang Mountain in central China's Hubei Province. (Xinhua/Du Huaju)

Tourists admire a light show at the Yuxu Palace scenic area on Wudang Mountain in central China's Hubei Province, Sept. 14, 2020. (Xinhua/Du Huaju)

Photo taken on Sept. 14, 2020 shows the view of a light show at the Yuxu Palace scenic area on Wudang Mountain in central China's Hubei Province. (Xinhua/Du Huaju)

Photo taken on Sept. 14, 2020 shows the view of a light show at the Yuxu Palace scenic area on Wudang Mountain in central China's Hubei Province. (Xinhua/Du Huaju)

Tourists admire a light show at the Yuxu Palace scenic area on Wudang Mountain in central China's Hubei Province, Sept. 14, 2020. (Xinhua/Du Huaju)

Photo taken on Sept. 14, 2020 shows the view of a light show at the Yuxu Palace scenic area on Wudang Mountain in central China's Hubei Province. (Xinhua/Du Huaju)

Photo taken on Sept. 14, 2020 shows the view of a light show at the Yuxu Palace scenic area on Wudang Mountain in central China's Hubei Province. (Xinhua/Du Huaju)

Tourists admire a light show at the Yuxu Palace scenic area on Wudang Mountain in central China's Hubei Province, Sept. 14, 2020. (Xinhua/Du Huaju)