The world's worst ever nuclear disaster took place at Chernobyl nuclear power plant in Pripyat, Ukraine back in 1986, and its effects are still being felt today. A 30-km (19-mile) exclusion zone is in ...

A viral image showing tourists perched on a claw once used in the Chernobyl clean-up has caused alarm online, with many questioning whether the group exposed themselves to lethal levels of radiation.