How long is the Great Wall?
As one of the greatest defense projects in ancient China, the length of the Great Wall has always been a topic of concern. In recent years, with the advancement of archaeological technology, more precise measurements of the actual length of the Great Wall have become available. This article will combine hot topics and hot content in the past 10 days to provide you with a detailed analysis of the length of the Great Wall and the history and culture behind it.
1. The total length of the Great Wall

According to the latest measurement data from the State Administration of Cultural Heritage, the total length of the Great Wall is as follows:
| Measurement time | Total length (km) | Measurement method |
|---|---|---|
| 2012 | 21,196.18 | Combining remote sensing with field surveys |
| 2023 | 21,196.18 | UAV and satellite remote sensing |
As can be seen from the table, the length of the Great Wall was accurately measured for the first time in 2012 as 21,196.18 kilometers, a data that is still officially recognized today.
2. Length distribution of each section of the Great Wall
The Great Wall is not a continuous line, but consists of different sections built by multiple dynasties. Here is the length distribution of the main paragraphs:
| Paragraph name | Length (km) | Build a dynasty |
|---|---|---|
| Badaling Great Wall | 3.74 | Ming Dynasty |
| Mutianyu Great Wall | 5.4 | Ming Dynasty |
| Shanhaiguan Great Wall | 26 | Ming Dynasty |
| Jiayuguan Great Wall | 60 | Ming Dynasty |
3. Hot topics related to the Great Wall in the past 10 days
1.New measures to protect the Great Wall: Recently, the State Administration of Cultural Heritage announced that it will invest 500 million yuan in the Great Wall protection project, focusing on repairing severely damaged sections.
2.Great Wall tourism becomes more popular: As the National Day holiday approaches, Great Wall travel bookings increased by 30% year-on-year, with Badaling and Mutianyu becoming the most popular attractions.
3.Great Wall cultural and creative products become popular: A cultural and creative ice cream with the theme of the Great Wall became popular on social media, with sales exceeding 100,000 units in a single day.
4. The historical significance of the Great Wall
The Great Wall is not only a military defense project, but also a symbol of the Chinese nation. It has witnessed the war and peace of ancient China and carries rich cultural connotations. Today, the Great Wall has become a world cultural heritage, attracting tourists from all over the world.
5. Future Outlook
With the development of science and technology, the protection and research of the Great Wall will become more in-depth. The application of drones, 3D modeling and other technologies will provide new solutions for the long-term protection of the Great Wall. At the same time, the dissemination of Great Wall culture will also go to the world through digital means.
In short, the length of the Great Wall is not only a reflection of numbers, but also a symbol of the continuous continuity of Chinese civilization. Every brick and stone tells an ancient story, which is worth cherishing and inheriting forever.
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