Gunnery Sgt. Bill Brown accepts containers of toys for the Marine Corps' Toys for Tots drive as Airman 1st Class Gregory Murray and Staff Sgt. Doug Persons begin sorting. Site Name: Nellis Air Force Base (Nev.)
Sammy Davis Jr., Peter Lawford, Joey Bishop, and Dean Martin on stage during the Four Chaplains Memorial Jack Entratter and the Sands put on at the Convention Center on Four Chaplains Day, Sunday, February 7, 1960. Site Name: Sands Hotel and Casino
Desert bighorn sheep stand on a luxury home lot on Soaring Rock Court in the Ascaya development as the Stratosphere Tower peaks above a lower lot. Infrastructure for Ascaya, carved into the McCullough Mountain range in Henderson, Nevada, was completed with materials mined from the site.
Photographer's notes: "An aerial view of the structurally complete bridge in early morning light. The lower access road, which leads down to the dam's powerhouse, can be seen in the bottom of the image." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge
Photographer's notes: "Ironworkers fabricate rebar forms on the Arizona side, then the forms were transported via highline crane into position for the next segment of arch construction, June 29, 2009." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge
Photographer's notes: "On the end of the Nevada arch segment, ironworkers prepared formwork prior to pouring the next concrete section. Note: This was the only evening I was allowed on top of the temporary pylons to shoot." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge
Photographer's notes: "A small temporary bridge is built in the gap between the Arizona and Nevada sections of the arch. Someone was the first person to walk from one side to the other. July 2, 2009." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge
Photographer's notes: "Aerial view of the dam and completed bridge arch before construction of the piers (columns) began. From the air, the arch appeared delicate and fragile. September 10, 2009." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge
Photographer's notes: "Aerial view, April 10, 2012. Note: I was commissioned to photograph over the bridge and dam in April 2012, more than a year after my project was complete." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge
Photographer's notes: "Aerial view, April 10, 2012. Note: I was commissioned to photograph over the bridge and dam in April 2012, more than a year after my project was complete." Site Name: Mike O'Callaghan-Pat Tillman Memorial Bridge