Tag: airbnb

Reading Time: < 1 minuteRecently I watched [a video](https://www.youtube.com/watch?v=n-4yrSVMwis) of two people going to sleep 1375 feet (about 400 meters deep) down in a cave that had once been a mine. As they descend they go from daylight to tunnel shafts, to walking in darkness until they get to places where they need to go…