1. Stuðlaberg í Gjá í Þjórsárdal Collection: Stereoscope Pictures From Iceland Format: Image Creator: Magnús Ólafsson, Ljósmyndastofa Magnúsar Ólafssonar
2. Stuðlaberg í Galtarfelli, Gnúpverjahreppi. Collection: Stereoscope Pictures From Iceland Format: Image Creator: Magnús Ólafsson, Ljósmyndastofa Magnúsar Ólafssonar
3. Basalt at Hljóðaklettar, near Dettifoss Collection: Icelandic and Faroese Photographs of Frederick W.W. Howell Location: Dettifoss, Iceland Hljóðaklettar, Iceland Date: ca. 1900 Format: Image Creator: Howell, Frederick W. W.
