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This Statue Looks Huge... Until You See Tokyo's Flood Tunnels 😱🏛️🌊
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3,828 观看6922See.Beyond1原视频发布: 2026-05-13

The Tokyo Flood Tunnels (G-Cans) are the largest underground water system on Earth, with main shafts so massive that the entire Great Sphinx of Giza could fit inside them, demonstrating how modern engineering creates infrastructure that dwarfs ancient architectural marvels in scale.

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