@funfactory.reels on Instagram: "This viral clip from urban explorers shows a group dropping a lit flare into an abandoned industrial shaft to gauge its depth, with the flame's slow 20-second descent highlighting a drop exceeding 100 meters, based on typical flare burn rates and gravity. Posted by @EpicClipVault , a curator of internet highlights, the video amassed over 9.5 million views and 40,000 likes within two days, sparking humorous replies referencing fantasy tropes like the Balrog alongs