https://imgur.com/xglkgx2Pretty sure this falls under Bug . . .
My toon, a Ferasan, in the far corner of Qo'Nos beyond the Forge, there is a single console behind a small partition wall. to the left of the console and the main map outer wall you can walk between the console and the wall and fall to bottom of map. See the pics linked
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Put the screens in as Links, easier than faffing with the clunky bbcode for images
Don't think it is a bug per se though, more a graphic glitch, well found though.