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  "path": "/2026/04/20/what-thousands-of-years-of-foot-traffic-does-to-marble-stairs.html",
  "publishedAt": "2026-04-20T18:37:27.000Z",
  "site": "https://boingboing.net",
  "tags": [
    "Post",
    "architecture",
    "History",
    "photography",
    "stone stairs",
    "photo collection",
    "Read the rest",
    "What thousands of years of foot traffic does to marble stairs",
    "Boing Boing"
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  "textContent": "These stairs don't look quite up to code, but they all look well loved. This photo collection features steps that have been indented and sculpted over time by the feet of people who walk them — slowly, imperceptibly, one footfall at a time, until the stone dips in the center like a hammock. — Read the rest \n\nThe post What thousands of years of foot traffic does to marble stairs appeared first on Boing Boing.",
  "title": "What thousands of years of foot traffic does to marble stairs"
}