Mrs DiS and I on the way back from a holiday in Italy a few years ago spent a couple of nights in Arras having been pointed towards it by my daughter, who had done the same a year previously. We visited two individual cemeteries where one of us had a relative buried, which was sobering.
and...
That’s a bit different in that they are recognised places where death has been properly dealt with - places to pay respect, and often to glean interesting social history.
Visiting the Titanic wreck is pure voyeurism in my view. An adventure? Rubbish.