IN THE CHORNOBYL EXCLUSION ZONE, Ukraine – What was supposed to be a routine test at the fourth reactor of the Chornobyl Nuclear Power Plant turned into the world’s deadliest nuclear accident in history on April 26, 1986.
Denis Vishnevskiy/Chornobyl Radioecological Biosphere Reserve
An aerial view of the government-run 1,000-square-mile Chornobyl Exclusion Zone along with the Prypiat River that dissects the area and which is a tributary to the Dnipro River.