Pacific Coast View] / [Gibson Beach, Pt. Lobos, Monterey Coast by Carleton Watkins https://www.rawpixel.com/image/14275423/photo-image-trees-ocean-beachFree Image from public domain licenseTour de Rois à Rheims (Tower of the Kings at Rheims Cathedral) by Henri Le Secq https://www.rawpixel.com/image/14272378/photo-image-person-church-artFree Image from public domain licenseThe Hypostyle Hall of the Temple of Amon, Karnak by Gustave Le Gray https://www.rawpixel.com/image/14309834/the-hypostyle-hall-the-temple-amon-karnak-gustave-grayFree Image from public domain licenseRudyard (English) Reservoir. Central Dam 114 feet high; Timber Crib and Stone Filling by Carleton Watkins https://www.rawpixel.com/image/14277349/photo-image-frames-plant-treeFree Image from public domain license