Six Ancient Metropolises Submerged: Unveiling History's Lost Underwater Cities

• Thonis-Heracleion (Egypt), Port Royal (Jamaica), Baia (Italy), Pavlopetri (Greece), Atlit-Yam (Israel), and Dwarka (India) are six ancient cities now submerged underwater.
• Thonis-Heracleion, once Egypt's main port for Greek ships, mysteriously disappeared after being described by ancient historians.
• Port Royal, known as the "wickedest city on Earth," was largely submerged by an earthquake and tsunami in 1692.
• Baia, the "Las Vegas" of the Roman Empire, is now an underwater archaeological site near Naples, Italy.
• Pavlopetri is the world's oldest submerged planned city (Bronze Age Greece), while Atlit-Yam (Israel) is the oldest known underwater human settlement (Neolithic era).

Why It Matters: Six once-prosperous ancient cities now lie submerged, offering a glimpse into lost civilizations and history.