1
Caspian Sea
- Area (square kilometers)
- 371000
- Supplementary Information
- Located in Central Asia, the world's largest saltwater lake.
Top 10Updated 2026年3月2日
Top 10 Largest Lakes in the World
The world's largest lakes ranked by surface area, from the Caspian Sea to Lake Huron.
Top 3
- 1Caspian Sea
- 2Lake Superior
- 3
Interesting Facts & Summary
The 'Pseudo-Sea' Hegemon
As the world's largest lake, the Caspian Sea holds a unique and undisputed status:
- Massive Scale: Spanning approximately 371,000 square kilometers, it is more than 4 times larger than the second-ranked Lake Superior. Even if you combined the areas of the world's top 5 freshwater lakes, they would still not equal the size of the Caspian.
- Identity Paradox: Despite its name, it is geographically an endorheic basin (a lake). It features a complex salinity gradient, ranging from near-freshwater in the northern estuaries to distinctly saline in the south.
- Geopolitical Significance: Beyond its biodiversity, the Caspian is a strategic treasure trove of oil and natural gas. Its unique closed ecosystem makes it a 'natural laboratory' for studying crustal movement and climate change.
| Rank | Name | Area (square kilometers) | Supplementary Information |
|---|---|---|---|
| 1 | Caspian Sea | 371000 | Located in Central Asia, the world's largest saltwater lake. |
| 2 | Lake Superior | 82100 | The largest of the North American Great Lakes, a freshwater lake. |
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