Per patron comment, the building behind the burro is the California Hotel.
Caption: A prospective prospector
Site Name: The California Hotel (Beatty, Nev.)
A picture of Wilbur Square Park in Boulder City. This photo was taken from the Bureau of Reclamation's administration building. The Boulder Theater building can be seen in the center of the image, while the Boulder Dam Hotel can be seen to the right.
A black and white image of Fremont Street in downtown Las Vegas. This photo was taken from a time capsule in the cornerstone of the Union Pacific Railroad station located in Las Vegas. The time capsule was placed there in 1940 and was later retrieved when the building was demolished around 1970.
Panoramic view of saloons in Block 16, Las Vegas, Nevada. L-R: The Gem (J.W. Horden, proprietor), the Arizona Club, the Red Onion Saloon, the Arcade, and the Nevada Club (J.H. Douglas, proprietor).