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Which is the world's largest inland sea?
- Caspian Sea
- Black Sea
- Mediterranean Sea
- Red Sea
Answer: Caspian Sea
The Caspian Sea is the world's largest inland body of water (371,000 sq km), bordered by Russia, Kazakhstan, Turkmenistan, Iran, and Azerbaijan. Despite its name, it is a lake with saline water. It is rich in oil, gas, and sturgeon (caviar).