Aerial photo taken on Nov. 3, 2020 shows blooming cosmos flowers at Haizhu Wetland Park in Guangzhou, capital of south China's Guangdong Province. (Xinhua/Liu Dawei)

Aerial photo taken on Nov. 3, 2020 shows blooming cosmos flowers at Haizhu Wetland Park in Guangzhou, capital of south China's Guangdong Province. (Xinhua/Liu Dawei)

Tourists pose for photos amid cosmos flowers at Haizhu Wetland Park in Guangzhou, capital of south China's Guangdong Province, Nov. 3, 2020. (Xinhua/Liu Dawei)

Aerial photo taken on Nov. 3, 2020 shows tourists viewing cosmos flowers at Haizhu Wetland Park in Guangzhou, capital of south China's Guangdong Province. (Xinhua/Liu Dawei)

Aerial photo taken on Nov. 3, 2020 shows tourists posing for photos amid cosmos flowers at Haizhu Wetland Park in Guangzhou, capital of south China's Guangdong Province. (Xinhua/Liu Dawei)

A tourist takes photos amid cosmos flowers at Haizhu Wetland Park in Guangzhou, capital of south China's Guangdong Province, Nov. 3, 2020. (Xinhua/Liu Dawei)