Popocatepetl; Spirited Morning (1932) painting in high resolution by Marsden Hartley. Original from Smithsonian Institution.… https://www.rawpixel.com/image/2909518/free-illustration-image-blue-mountain-hartleyFree Image from public domain licenseChurch located on a tall mountain in Mexico. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3299787/free-photo-image-castle-architecture-buildingFree Image from public domain licensePopocatapetl, Mexico: a flank eruption of the volcano, showing the lateral blast. Watercolour. https://www.rawpixel.com/image/13959079/image-cloud-frame-personFree Image from public domain license