A series of pictures taken at the Kola Superdeep Borehole, a 1970 Soviet research project. Around 11,660 metres of depth, the machinery broke down and a special camera was sent in, taking pictures every 50 m. This first hole was abandoned soon after. (Photoshop art by Valdevia)

Hack The Void on Instagram: "This video is a humorous clip featuring a dog and a cat reacting to a 3D optical illusion rug that looks like a deep, bottomless pit.​Video Breakdown​The Setting: A living room where a large rug has been placed on the floor. The rug features a clever perspective design that creates the illusion of a square, stone-walled hole dropping deep into the earth.​The Dog’s Reaction: A pit bull-type dog is sitting safely on the sofa. It appears cautious and "in on the joke," r

The Deepest Hole in the World