People visit the Qutub Minar, a UNESCO World Heritage site, in New Delhi, India, Feb. 13, 2020. (Xinhua/Javed Dar)
An airplane flies near Qutub Minar, a UNESCO World Heritage site, in New Delhi, India, Feb. 13, 2020. (Xinhua/Javed Dar)
People visit the Qutub Minar, a UNESCO World Heritage site, in New Delhi, India, Feb. 13, 2020. (Xinhua/Javed Dar)
An airplane flies near Qutub Minar, a UNESCO World Heritage site, in New Delhi, India, Feb. 13, 2020. (Xinhua/Javed Dar)