The Death Valley Railroad  was a narrow gauge railroad located just east of Death Valley National Park, in what state?
Death Valley Railroad The Death Valley Railroad (DVRR) was a narrow gauge railroad that operated in California's Death Valley to carry borax with the route running from Ryan, California to the mines at Ryan C., located just east of Death Valley National Park, to Death Valley Junction, a distance of approximately 20 miles.
Empire Mine State Historic Park Empire Mine State Historic Park is a state-protected mine and park in the Sierra Nevada Mountains in Grass Valley, California, USA. The Empire Mine is on the National Register of Historic Places, a federal Historic District, and a California Historical Landmark. Since 1975 California State Parks has administered and maintained the mine as a historic site. The Empire Mine is "one of the oldest, largest, deepest, longest and richest gold mines in California." Between 1850 and its closure in 1956, the Empire Mine produced 5.8 million ounces of gold, extracted from 367 mi of underground passages.