Hello. I'm Rod Blake, chief investigator for the Nevada state troopers. Doesn't look like much, does it? It's a chunk of rock - but it wrote a lot of Nevada history. It came from this mine, the Comstock Lode, outside Virginia City. This doesn't like much, either, now, but through that portal came 340 million dollars, 38 million of it in a single year - 1877. The Comstock silver vein was four miles long and 3000 feet wide, but after it had been worked out, Virginia City just sort of...