MUMBAI, INDIA - MAY 16: Students and staff observed Zero Shadow day by placing 7 objects in varied sizes and shapes at Dnyanasadhana College, Thane, on May 16, 2018 in Navi Mumbai, India. The Zero Shadow day is a phenomenon that occurs twice in a year, when the sun is at a 90 degree angle of the Earth's surface. Also around 35 people stood in a line around noon and they did not have any shadow. (Photo by Praful Gangurde/Hindustan Times)
