This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Sandstone rock formations NYPL bGF ZB. en Sandstone rock formations nypl org Scan by NYPL Sandstone rock formations Colorado mountain scenery Monument Park Rock formations The Miriam and Ira Wallach Division of Art Prints and Photographs Photography Collection eccffbdabc GFZB Robert Dennis collection of stereoscopic views deadeeaa