This building once served as the post office at Bonanza Gulch, in the El Paso Mountains. Although mining activity in this area dates back to the 19th century, this structure was likely built during the Great Depression.
Photo by Scott Schwartz.
This rock formation is located in the Cajon Pass. Ex-members of the Mormon Battalion were supposed to have camped here, while on their way to San Bernardino in 1851.
I took this photo at Bickel Camp, which was prospector Walt Bickel's home for many years. The machine on the right is an air compressor that is mounted on an automobile chassis.
Here's a link to an earlier article that I wrote on Walt Bickel: https://www.blogger.com/u/1/blog/post/edit/3377803806107825582/4636876805898717780