Crowd in a Park; page 31 from the 'Images of Spain' album (F) by Goya (Francisco de Goya y Lucientes) https://www.rawpixel.com/image/9329268/image-paper-frame-artFree Image from public domain licenseCrystal palace in Madrid, Spain https://www.rawpixel.com/image/937513/exterior-crystal-palaceView licenseThe Goddess Diana as a Personification of the Moon (Luna) attributed to Jacques Jonghelinck https://www.rawpixel.com/image/9087217/image-juan-luna-painting-bacchusFree Image from public domain licenseCrystal palace in Madrid, Spain https://www.rawpixel.com/image/937656/exterior-crystal-palaceView license