caption: The Composition and Layers of the Physical Earth
exif: {"Image DocumentName": "The Composition and Layers of the Physical Earth", "Image ImageDescription": "Planet Earth. The Composition and Layers of the Physical Earth.", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}