Antelope Canyon (Lower & Upper), Arizona, USA
(gently carved from the Navajo sandstone over the course of countless millenniums)
Photographers: Carol M. Highsmith, Fallon Michael, Jamie Davies, Dani Garcia, Florian Wehde, Jelle de Gier, Sven van der Pluijm, Sebastien Gabriel
Photo-sources (2015-2020 – Public Domain, or free to use photos) : Library of Congress, Rawpixel, Pixabay, Unsplash
Photo collage by Sky Division, 2021
