Since the days of gladiator battles and public hangings, dark tourism — our attraction to places linked to death and despair — has been a part of human behaviour.

But there's something in the 21st century that's causing debate… Selfies.

Digital media isn't all bad though. It's also creating opportunities for authentic storytelling.

Today, we examine what dark tourism is, if it's ethical, and when it is (and isn't) appropriate to snap a selfie.

If you're keen for another episode of All in the Mind, check out You've got the music in you.