mines mushrooms and a shadow factory
Nice set of photos of " ... a stone mine that has seen many uses, from mushroom farming to motor cycle manufacture, doubling as a wartime anti-aircraft gun shadow factory."

Ghosts of Shopping Past
"Landscaping overgrows, walls develop mildew, ceilings cave in—a building can be shut down, but that doesn’t make it go away. Brian Ulrich’s photographs of closed-down malls and big-box retail stores reveal the potential ghost towns lying...