Japan’s Giant Tsunami Walls: Built to Stop the Next Disaster

Japan’s Giant Tsunami Walls: Built to Stop the Next Disaster

After the 2011 tsunami devastated Japan’s northeast coast, killing over 18,000 people, the country began building massive seawalls—some taller than houses—to protect coastal towns. Stretching over 400 kilometers, these concrete giants are meant to slow or block the next wave. But some say they come at a cost. Would you trade your ocean view to survive a tsunami?