Explanation

• Vembanad Lake is located in Kerala, India.
• It extends across the districts of Alappuzha, Kottayam, and Ernakulam.
• It is the longest lake in India and the largest lake in Kerala.
• It is also known as Vembanad Kayal and Vembanadu Lake.

Last verified on 14-10-2026

Explanation

Explanation

• Lake: Baikal
• Location: Siberia, Russia
• Depth: ~1,642 meters (deepest lake)
• Freshwater share: ~20% of world’s unfrozen water
• Age: ~25 million years

Last verified on 27-04-2026

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 Nile River originates mainly from Lake Victoria (White Nile).
• It has two main tributaries: White Nile and Blue Nile.
• The Blue Nile starts from Lake Tana.
• Both rivers meet at Khartoum (Sudan).

Additional information:

• Total Length: ~6,650 km
• Outflow: Mediterranean Sea
• The Nile is the longest river in the world.
• Egypt is called the “Gift of the Nile” because it depends heavily on it.

Last verified on 31-03-2026