. The beauties of nature and the wonders of the world we live in. Natural history; Physical geography; Astronomy. 380 THE BEAUTIES OF NATURE them even as much as 78 — miles. Many also have central cones, closely resembling those in our own volcanic regions. In some cases the craters are filled nearly to the brim with lava. The volcanoes seem, however, to be all extinct; and there is not a single case. Fig. 50. — A group of Lunar Volcanoes. in which we have conclusive evidence of any change in a lunar mountain. The Moon, being so much smaller than the earth, cooled, of course, much more rapidly

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Image ID: PG3T8K
. The beauties of nature and the wonders of the world we live in. Natural history; Physical geography; Astronomy. 380 THE BEAUTIES OF NATURE them even as much as 78 — miles. Many also have central cones, closely resembling those in our own volcanic regions. In some cases the craters are filled nearly to the brim with lava. The volcanoes seem, however, to be all extinct; and there is not a single case. Fig. 50. — A group of Lunar Volcanoes. in which we have conclusive evidence of any change in a lunar mountain. The Moon, being so much smaller than the earth, cooled, of course, much more rapidly, and it is probable that these mountains are millions of years old—much older than many. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Lubbock, John, Sir, 1834-1913. New York, London, Macmillan and Co.

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