Multnomah Falls, Columbia River, Oregon, 2500 feet. by Carleton Watkins https://www.rawpixel.com/image/14275751/multnomah-falls-columbia-river-oregon-2500-feet-carleton-watkinsFree Image from public domain licenseMultnomah Falls, Columbia River, Oregon / [Multnomah Falls, Side] by Carleton Watkins and I W Taber https://www.rawpixel.com/image/14275749/photo-image-face-plant-spaceFree Image from public domain license