Top 10Updated 2026年4月18日
Top 10 Ancient Capital Cities by Recorded Wall Perimeter
This ranking highlights the ancient capital cities with the longest recorded fortified wall perimeters in human history. The ranking is based on measurements of the outer perimeter during the height of these cities, representing the scale of imperial power, centralized planning, and architectural ambition of ancient civilizations.
Current #1
Chang'an (Tang Dynasty)
Interesting Facts & Summary
The perimeter of ancient capital walls often mirrored the administrative reach and military requirements of the empires they served.
- Stunning Comparisons: The Tang Dynasty Chang'an surpassed all contemporary European cities in scale, with a perimeter of 35.5 km, embodying a perfect grid layout.
- Engineering Marvels: The Ming Nanjing City Wall remains the longest surviving city wall in China, standing at 35.3 km, reflecting early Ming military sophistication.
- Architectural Legacy: Ancient giants like Babylon and Ani represent the pinnacle of defensive engineering in their respective eras, leaving lasting imprints on world history.
| Rank | Name | Perimeter (km) | Civilization/Era |
|---|---|---|---|
Chang'an (Tang Dynasty) | 35.5 | China, Tang Dynasty | |
Nanjing City Wall (Ming) | 35.3 | China, Ming Dynasty | |
Beijing (Inner+Outer) | 30 | China, Ming-Qing | |
| 4 | Constantinople | 20 | Byzantine Empire |
| 5 | Kaifeng (Bianliang) | 19.5 | China, Northern Song |
| 6 | Babylon | 18 | Ancient Babylon |
| 7 | Aurelian Walls (Rome) | 19 | Roman Empire |
| 8 | Luoyang | 17.5 | China, Sui-Tang |
| 9 | Long Walls of Athens | 16 | Ancient Greece |
| 10 | Ani | 15 | Kingdom of Armenia |
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CategoryHistory & Civilization
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