A long-standing theory behind the name “Caspian” is that it refers to the Caspi people in the 6th century BC.
The Caspian covers 371,000 square kilometres and is considered the largest inland lake.
The seabed is the 2nd lowest natural relief depression on Earth.
The seabed of the Caspian Sea holds clues to plate tectonics and geological phenomena.
As an inland lake, the Caspian Sea is home to numerous indigenous marine flora and fauna species.
The Caspian Sea has large oil reserves and several rigs in the region.
Caviar is an expensive delicacy enjoyed worldwide, and the Caspian Sea is a major site of roe farming.
The Caspian Sea is bounded by five countries and lies at the junction of 2 continents.
The Caspian Sea is in the middle of a territorial dispute by the bordering nations.
The Sulu Sea is a major hotbed for maritime piracy, ship-hijacking, and crimes.