{
  "id": 14222432,
  "title": "City walls conquered the ancient world and then disappeared. Why?",
  "url": "https://urgent.news/2026/10/13/city-walls-conquered-the-ancient-world-and-then-disappeared-why",
  "topic": "science",
  "section": "Science",
  "published": "2026-10-13T14:30:00.000Z",
  "source": {
    "name": "Big Think",
    "slug": "big-think",
    "url": "https://bigthink.com/books/the-ancient-city-wall/"
  },
  "original_language": "en",
  "account": "Ancient cities often boasted impressive walls that set them apart from smaller settlements. These walls, constructed to protect inhabitants and resources from external threats, were a hallmark of civilization and symbolized the power of ruling elites. Over centuries, the construction and maintenance of such defenses became a testament to a city's might and prosperity. Despite their historical significance, these monumental structures have largely disappeared from modern urban landscapes, leaving behind only their picturesque ruins. This transformation raises the question of why ancient city walls, once integral to the fabric of cities, have vanished from contemporary life.",
  "summary": "Ancient cities — the kind we know of more through archaeology than written history — tend to have a bunch of features that set them apart from smaller, less ambitious settlements. Most of these are still familiar, in some form, and not just in your friendly local metropolis. Look around any small town today, and you’ll spot the contemporary equivalents of monumental public buildings (town halls…",
  "key_points": [],
  "editors_take": null,
  "illustration": null,
  "coverage": {
    "outlets": 1,
    "also_reported_by": []
  },
  "ai_generated": true,
  "disclaimer": "Summaries, key points and the editor’s take are written by software from other outlets’ reporting and may contain errors — always check the linked original."
}