In an untitled 1933 pen-and-ink drawing by Rosella Hartman, a nude couple contemplates a woodland waterfall.

WSJ: Nature in America | A Landscape in Evolution | By Barrymore Laurence Scherer

The image almost looks more like a pen-and-ink drawing than a photograph.

WSJ: Photographic Balancing Acts | Swiss Alpine Museum | He Cut a Fresh Path in Mountain Photography | By Michael J. Ybarra