Century-old stone "tsunami stones" dot Japan's coastline (2015)
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2007–2026One slot for every year since HN launched. Height is that year's peak points; orange marks a 100+ point or 50+ comment breakout. Select a bar to open its strongest thread.
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HN comment orderIn 2011 almost 1k people died after heavy rains in Brazil that caused a whole valley to be flooded (surrounding mountain ranges canalized massive amounts of rainfall into it). On Street View it is possible to see how high the water went, by looking at the stains in the walls https://www.google.com/maps/@-22.3974509,-43.0875373,3a,26.2... Sadly the region is repopulated again - a mix of people building houses to rent to unaware folks, people unwilling to leave behind decades of work, and general faith…
Fun facts, Fukushima Daiichi Nuclear Power Plant was built beyond the warning limit of the tsunami stones. If those people that setup the tsunami stones are still alive during the incident they will have a kahuna of "I told you" moment.
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100+ points or 50+ comments
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reference only — not used in Hall rules or ranking
Every submission
| Date | Title as submitted | By | Points | Comments |
|---|---|---|---|---|
| 2022-10-12 | Century-Old Stone “Tsunami Stones” Dot Japan’s Coastline (2015) | voisin | 2 | 0 |
| 2024-04-01 | Century-old stone "tsunami stones" dot Japan's coastline (2015)First breakout · Best thread | janandonly | 167 | 138 |
| 2025-08-04 | Century-old stone “tsunami stones” dot Japan's coastline (2015)Latest 20+ point return | deegles | 151 | 64 |