It's not unexplored per se, but the Ploutonion at Hierapolis emits toxic gas intense enough to kill most living things in moments, and was assumed to be a gate to the underworld. In a rather illuminating display of their culture, rather than avoiding the Cave of Painfully Slow Asphyxiation, the Romans turned it into a tourist attraction at which one could purchase a live animal to throw in or meet Oracles of Pluto who had been through into the cave and lived.
19 SERIOUS PLACES ON EARTH THAT ARE STILL UNEXPLORED BECAUSE LOCALS FEAR THEM AND Y AFRAID OF
12 STEREOTYPICALLY FEMININE THINGS YOU THINK IT SHOULD BE MORE ACCEPTABLE FOR MEN TO DO
30 SERIOUS NSFW MEN WHO HAVE BEEN RAPED BY WOMEN WHAT HAPPENED DID YOU TELL ANYONE AND DID THEY TAK...
20 HOW WOULD YOU FEEL IF BATHROOMS WERE ORGANIZED BY PEE OR POOP RATHER THAN GENDER
23 IF EVERY RAPPER BECAME FARMERS WHO WOULD HAVE THE FRESHEST BEETS
19 YOU GET TO HAVE SEX WITH THE WOMANMAN OF YOUR DREAMS HOWEVER THERE IS PRESS CONFERENCE AFTER DISC...
18 WHAT CELEBRITY DID BAD THINGS BUT EVERYONE FORGOT WHAT THEY DID BECAUSE THEY'RE FAMOUS
30 MORE AWKWARD THAN STAYING AT A FRIEND'S HOUSE AND WAKING UP BEFORE THEM
19 A DARK SECRETQUESTIONABLE PRACTICE IN YOUR PROFESSION WE REGULAR FOLKS WOULD KNOW NOTHING ABOUT