Chernobyl's sarcophagus. Click on the image to enlarge it. Ukraine and Russia remember the Chernobyl disaster, which took place 25 years ago. In the meantime, the question of safety of the Chernobyl nuclear power plant still remains unsolved. A sarcophagus was built on the fourth reactor of the plant after the breakdown, but the sarcophagus has been falling to pieces slowly but surely during the...