3. The Caspian sea – 1,025 meters (3,363 ft). It is the largest enclosed inland body of water on Earth by area, variously classed as the world’s largest lake or a full-fledged sea.it has no outflows and is bounded by Russia, Azerbaijan, Iran, Turkmenistan and Kazakhstan

10 Deepest Lakes In The World: The Caspian sea

10 Deepest Lakes In The World: The Caspian sea