Stitched aerial photo taken on June 11, 2019 shows double rainbow arching across Changchun City, northeast China's Jilin Province. A double rainbow brightened the sky over Changchun City after a strong rainfall hit the city. (Photo: Xinhua)

Aerial photo shows double rainbow arching across Changchun City, northeast China's Jilin Province, on June 11, 2019. A double rainbow brightened the sky over Changchun City after a strong rainfall hit the city. (Photo: Xinhua)

Aerial photo shows double rainbow arching across Changchun City, northeast China's Jilin Province, on June 11, 2019. A double rainbow brightened the sky over Changchun City after a strong rainfall hit the city. (Photo: Xinhua)