A man walks under blooming cassia fistula trees, also known as golden rain trees, along a road in Islamabad, capital of Pakistan, June 23, 2020. (Xinhua/Ahmad Kamal)

Photo taken on June 23, 2020 shows the blooming cassia fistula trees, also known as golden rain trees, in Islamabad, capital of Pakistan. (Xinhua/Ahmad Kamal)