Aerial photo taken on Sept. 24, 2020 shows the scenery of Danxia landform scenic area in Longzhou Town of Jingbian County, northwest China's Shaanxi Province. (Xinhua/Tao Ming)

Aerial photo taken on Sept. 26, 2020 shows tourists visiting the Danxia landform scenic area in Longzhou Town of Jingbian County, northwest China's Shaanxi Province. (Xinhua/Tao Ming)

Aerial photo taken on Sept. 24, 2020 shows the scenery of Danxia landform scenic area in Longzhou Town of Jingbian County, northwest China's Shaanxi Province. (Xinhua/Tao Ming)

Aerial photo taken on Sept. 24, 2020 shows the scenery of Danxia landform scenic area in Longzhou Town of Jingbian County, northwest China's Shaanxi Province. (Xinhua/Tao Ming)