Explanation

• The Mariana Trench is located in the western Pacific Ocean.
• It is the deepest place on Earth.
• Length: About 2,550 km
• Deepest Point: Challenger Deep
• Maximum Depth: About 10,984 m (≈11 km)

Last verified on 06-07-2026

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

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:

• 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.
• The Arctic Ocean is the Smallest Ocean of the world.

Last verified on 27-05-2026

Explanation

• The Arabian Sea is part of the Indian Ocean.
• It is located in the northwestern part of the Indian Ocean.
• It lies between the Indian Peninsula and Arabian Peninsula.
• It covers an area of about 3.86 million km².

Additional information:

• Location: Between India, Pakistan, Arabian Peninsula, and Horn of Africa
• It connects with the Persian Gulf through the Gulf of Oman.

Last verified on 16-06-2026

Explanation

• Niagara Falls are situated between the United States and Canada.
• They are located on the border between New York State (USA) and Ontario Province (Canada).
• Continent: North America
• Height: Approximately 51 meters (167 feet)

Number of Waterfalls: 3

1. Horseshoe Falls
2. American Falls
3. Bridal Veil Falls

Last verified on 16-06-2026