A portion of Great Sand Dunes National Monument and Preserve. Original image from Carol M. Highsmith’s America, Library…Free Image from public domain license
This image of a sand dune field in a Southern highlands crater was acquired by NASA's Mars Reconnaissance Orbiter. Original…Free Image from public domain license
Sand dunes in Southern California. Original image from Carol M. Highsmith’s America, Library of Congress collection.…Free Image from public domain license
California Coastline. Original image from Carol M. Highsmith’s America, Library of Congress collection. Digitally…Free Image from public domain license
Located in the southeast corner of California, the Imperial Sand Dunes are the largest mass of sand dunes in the state.…Free Image from public domain license
Sand dunes in Southern California. Original image from Carol M. Highsmith’s America, Library of Congress collection.…Free Image from public domain license
A self-portrait of NASA's Mars rover shows the vehicle at a drilled sample site called "Okoruso," on the "Naukluft Plateau"…Free Image from public domain license
Pacific Coast Highway Scenic. Original image from Carol M. Highsmith’s America, Library of Congress collection.…Free Image from public domain license