Valley of Fire in Nevada.

From the Nye County, Nevada Photograph Collection (PH-00221) -- Series V. Smoky Valley, Nevada and Round Mountain, Nevada -- Subseries V.D. Zaval Family (Smoky Valley and Round Mountain)

From the Nye County, Nevada Photograph Collection (PH-00221) -- Series V. Smoky Valley, Nevada and Round Mountain, Nevada -- Subseries V.D. Zaval Family (Smoky Valley and Round Mountain)

A group of men, mostly miners, posing outside of a mining building, probably in Nevada. Many of the men are wearing cloth miner's caps. "Grandpa Oates" is written and marked at the bottom right of the photograph.

From the Sister Klaryta Antoszewska Photograph Collection (PH-00352). The sign says, "YOU ARE NOW ENTERING NEVADA TEST SITE NO TRESPASSING BY ORDER OF THE UNITED STATES DEPARTMENT OF ENERGY".