Skyline view of Los Angeles, California. Original image from Carol M. Highsmith’s America. Digitally enhanced by… Free Image from public domain license 
Skyline of San Diego, Calfornia. Original image from Carol M. Highsmith’s America. Digitally enhanced by rawpixel. Free Image from public domain license 
Lily, hand–colored collotype from Some Japanese Flowers (1896) by Kazumasa Ogawa. Original from the J. Paul Getty… Free Image from public domain license 
Fog rolls across the Golden Gate Bridge in San Francisco, California. Original image from Carol M. Highsmith’s America.… Free Image from public domain license