Robert Louis Stevenson,
The Silverado Squatters
“ Signs were not wanting of the ancient greatness of Silverado. The footpath was well marked, and had been well trodden in the old clays by thirsty miners. And far down, buried in foliage, deep out of sight of Silverado, I came on a last outpost of the mine—a mound of gravel, some wreck of wooden aqueduct, and the mouth of a tunnel, like a treasure grotto in a fairy story. A stream of water, fed by the invisible leakage from our shaft, and dyed red with cinnabar or iron, ran trippingly forth out of the bowels of the cave ”
