An Inka road with sidewalls cuts through an agricultural valley. Colca Canyon, Peru, 2014. Image from The Great Inka Road: Engineering an Empire, edited by Ramiro Matos Mendieta and José Barreiro. Published by the Smithsonian’s National Museum of the American Indian in association with Smithsonian Books in conjunction with the exhibition of the same name.
Photo by Doug McMains, National Museum of the American Indian, Smithsonian Institution.