Get an up-close look at a working gem site at Steinkaulenberg mine near Baumholder

Get an up-close look at a working gem site at Steinkaulenberg mine near Baumholder: Like a scene from “Snow White and the Seven Dwarfs,” gems line the cave walls in Steinkaulenberg mine in Idar-Oberstein, where visitors can get an up-close look at the only open gem mine in Europe.