IN a bid to turn the idea of pop-up restaurants on its head, an award-winning Finish chef has opened a unique eaterie in an old mine shaft, 80 meters underground. Obviously, it’s called a “pop-down” restaurant. “‘Pop-down’ is such a unique idea that I just had to ...

Hold on to your specs while peering down here. You'd have a long climb to the bottom if they fell off.  This rocky chasm in China is one of the world's deepest underground shafts. It stretches down for an astonishing 3,100ft, or 1,026 metres. An international team of cave explorers who ...