Mysterious 'Underwater City Walls' Emerge Off Vietnam's Quy Nhon Coast
Technology

Mysterious 'Underwater City Walls' Emerge Off Vietnam's Quy Nhon Coast

Mysterious underwater rock formations, dubbed 'Bờ Đập' by locals, stretching approximately 4.5 km have been discovered off the coast of Quy Nhon, Vietnam, emerging during low tides. Initial surveys suggest a natural geological origin, but theories of ancient Sa Huynh or Champa civilization remnants are also being explored, pending further archaeological investigation.

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