Denver, Colorado, circa 1898. View from the top of the Colorado State Capitol, facing northwest looking down 16th St. The… https://www.rawpixel.com/image/8718527/photo-image-public-domain-mountain-houseFree Image from public domain licenseFlags decorate the National Mall area in Washington, D.C. Original public domain image from Flickr https://www.rawpixel.com/image/3578660/free-photo-image-america-american-flag-architectureFree Image from public domain licenseThe golden-domed Colorado State Capitol Building in Denver. Original image from Carol M. Highsmith’s America, Library… https://www.rawpixel.com/image/3093679/free-photo-image-denver-colorado-america-architectureFree Image from public domain license