People enjoy flowers on the last day of a spring flower show in Islamabad, capital of Pakistan, on April 6, 2014. Flowers are in full bloom as temperature rises in Pakistan. (Xinhua/Saadia Seher)

People enjoy flowers on the last day of a spring flower show in Islamabad, capital of Pakistan, on April 6, 2014. Flowers are in full bloom as temperature rises in Pakistan. (Xinhua/Saadia Seher)

People enjoy flowers on the last day of a spring flower show in Islamabad, capital of Pakistan, on April 6, 2014. Flowers are in full bloom as temperature rises in Pakistan. (Xinhua/Saadia Seher)

A girl enjoys flowers on the last day of a spring flower show in Islamabad, capital of Pakistan, on April 6, 2014. Flowers are in full bloom as temperature rises in Pakistan. (Xinhua/Saadia Seher)