A view from a building in abandoned town of Pripyat, March 31, 2006, overlooking the fourth reactor .....
A view from a building in abandoned town of Pripyat, March 31, 2006, overlooking the fourth reactor of Chernobyl nuclear power plant. [Ukraine is preparing to mark the 20th anniversary of the world's worst nuclear disaster, when the reactor at the Chernobyl plant exploded, spreading radioactivity across Europe and the Soviet Union.]