In the quiet earth of southern Spain , hidden inside an abandoned silver mine, lies the Pulpí Geode — a room made not by human hands, but by the patient breath of the earth. Discovered in 1999 beneath the Sierra del Aguilón , this crystalline chamber is one of the largest known crystal geodes in the world, especially among selenite-lined types. About 26 feet long, its walls are lined with “ Crystal Guardians ” — translucent selenite blades reaching up to 6.5 feet, each a m
