"Mountain Poster", "Voice of the Earth" and "Diary of the Earth" are taken from the etymology of geography.
(In the documents left by our ancestors, the first word "geography" appeared in the "Book of Changes·Xici" written in the 4th century BC, which contains "Looking up to observe the astronomy, looking down at the astronomy, Wang Chong, a thinker of the Eastern Han Dynasty, had a very in-depth study of astronomy and geography. His explanation is: "The sky has the sun, moon and stars, so it is called wen, and the earth has mountains, rivers and mausoleums, so it is called principle." The earliest ancient Chinese. Geography books include "Shang Shu - Yu Gong" and "Shan Hai Jing". Ancient geography mainly explored measurement methods related to the shape and size of the earth, or described known regions and countries. In the West, 2 BC. century, the ancient Greek scholar Eratosthenes first synthesized the term geographicala (geo graphica), which means "geography" or "description of the earth", and wrote the first Western monograph named after "geography" "Geography")