A visitor takes a picture at a wreckage of a bus in the ghost city of Pripyat during a tour in the Chernobyl exclusion zone. Courtesy AFP
A visitor takes a picture at a wreckage of a bus in the ghost city of Pripyat during a tour in the Chernobyl exclusion zone. Courtesy AFP

The morbid rise of dark tourism: Is taking a selfie at a scene of tragedy ever OK?