The Barrow Falls, Derwentwater. by Helmut Petschler and Company https://www.rawpixel.com/image/14297025/the-barrow-falls-derwentwater-helmut-petschler-and-companyFree Image from public domain licenseVictoria, Empress of Germany and Queen of Prussia by John Jabez Edwin Mayall https://www.rawpixel.com/image/14310284/victoria-empress-germany-and-queen-prussia-john-jabez-edwin-mayallFree Image from public domain licenseWorld map from A System of Geography, for the use of Schools (1860) published by Sidney Edwards Morse. Original from the… https://www.rawpixel.com/image/571364/antique-world-map-drawingFree Image from public domain license