Explanation

• Largest inland water body: Caspian Sea
• Bordering countries: 5 (Russia, Iran, Azerbaijan, Kazakhstan, and Turkmenistan)
• Surface area: ~371,000 km²
• Volume: ~78,200 km³
• Largest river flowing into it: Volga River

Last verified on 07-09-2026

Explanation

• The Atlantic Ocean covers approximately 20% of Earth’s total surface area.
• It is the second-largest ocean after the Pacific.
• It separates the Americas from Europe and Africa.

Additional information:

• Pacific Ocean: ~30%
• Indian Ocean: ~14%
• Southern Ocean: ~4%
• Arctic Ocean: ~3%

Last verified on 07-09-2026

Explanation

• The Indian Ocean covers approximately 70.56 million square kilometers (27.2 million square miles).
• It is the third-largest ocean in the world.
• It lies between Africa, Asia, Australia, and the Southern Ocean.

Additional information:

• Largest ocean: Pacific Ocean
• Second largest: Atlantic Ocean

Last verified on 07-09-2026

Explanation

• The Atlantic Ocean lies between North and South America on the west and Europe and Africa on the east.
• It is the second-largest of the world’s five oceans.
• It covers approximately 17% of Earth’s surface and 24% of its water surface area.
• Area: 106.5 million km²
• Mean depth: 3,646 m

Last verified on 04-09-2026

Explanation

• The Pacific Ocean is the largest and deepest ocean on Earth.
• It covers about 30% of the Earth's surface.
• It contains 97% of the Earth's water.
• The Mariana Trench, the deepest part of the ocean.
• It is located in the Pacific.
• The Arctic Ocean is connected to the Pacific Ocean via the Bering Strait.

Additional information:

• The Arctic Ocean is the Smallest Ocean of the world.
• Oceans cover 71% of the Earth's surface.
• The Indian Ocean is the warmest, with the Persian Gulf being the hottest area.
• The Diamantina Trench is the deepest point in the Indian Ocean.
• Jordan does not have an ocean.

Last verified on 17-03-2026

Explanation

• Connection: Links Mediterranean Sea to Red Sea
• Location: Egypt
• Opened: 1869
• Length: 193 km
• Purpose: Provides the shortest maritime route from Europe to Asia

Last verified on 08-02-2026

Explanation

• Location: Egypt
• Connection: Links Mediterranean Sea to Red Sea
• Opened: 1869
• Length: 193 km
• Purpose: Provides the shortest maritime route from Europe to Asia

Last verified on 08-02-2026

Explanation

• The Gulf Stream is a warm ocean current in the North Atlantic Ocean.
• It originates in the Gulf of Mexico
• It is flows through the Strait of Florida into the Atlantic.
• The Gulf Stream carries warm water toward Western Europe, moderating its climate.

Additional information:

• Labrador Current – Cold (Atlantic)
• Canary Current – Cold (Atlantic)
• Kuroshio Current – Warm (Pacific)
• California Current – Cold (Pacific)
• Humboldt (Peru) Current – Cold (Pacific)

Last verified on 27-07-2026

Explanation

• The Arctic is the shortest ocean in the world.

Additional information:

• The Pacific is the largest ocean in the world.
• 71% of Earth's surface is covered by ocean.
• The warmest ocean in the world is the Indian ocean.
• The hottest ocean area is the Persian Gulf.
• Diamantina Trench is the deepest place in the Indian ocean.
• Country Jordon has no ocean.

The five major oceans listed by size from largest to smallest are the:

1. The Pacific Ocean
2. The Atlantic Ocean
3. The Indian Ocean
4. The Southern Ocean
5. The Arctic Ocean

Last verified on 07-06-2026

Explanation

• Caspian Sea, Red Sea and Aral Sea are actually lakes.
• The Caspian Sea and Aral Sea are actually endorheic (inland) salt lakes.
• They are called “seas” due to their large size and historical naming.

Additional information:

• The Caspian Sea lies between Europe and Asia.
• The Aral Sea has drastically shrunk due to river diversion for irrigation.
• The Red Sea connects to the Indian Ocean via the Gulf of Aden.

Last verified on 06-07-2026