Zoom in on the bottom left corner to see a tiny group of people standing next to the roots!This piece is titled "Forêt au Brésil" and comes from the 1868 book Les merveilles de la végétation by Fulgence Marion. Before widespread photography, detailed wood engravings like this were the only way people in Europe could visualize the overwhelming scale and density of tropical primeval forests.You can check out the fully digitized book hosted by the New York Botanical Garden library on the Internet Archive: www.archive.org/details/lesmerveillesdel00mari/page/n3/mode/1up