Trans canyon Pipeline (Historic) Silver Bridge Construction. Contractor's technician attaching cables for lateral bracing of the Silver Bridge above the Colorado River. Circa 1965. NPS

---

Size: 1719px × 1163px
Photo credit: © Natural History Archive / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: america, american, arizona, canyon, coconino, conservation, country, county, grand, history, land, lands, mohave, national, natural, nature, np, park, parks, preserve, public, service, usa, widlife, wilderness