Horrors on Instagram: "In 2011, a massive tsunami struck Japan, killing thousands and devastating coastal towns. But the small village of Fudai stood untouched — shielded by a 51-foot floodgate built decades earlier by its former mayor, Kotoku Wamura. Locals had once ridiculed him for spending so much on what they thought was an unnecessary structure. When the waves came, that same wall saved them all. After the disaster, villagers visited Wamura’s grave to leave flowers and prayers, thanking th