Explanation

• Dead Sea is the lowest point on Earth’s land surface.
• It lies in the Jordan Rift Valley between Jordan and Israel.
• Its surface is about 430 meters below sea level.
• It is a very salty lake, not a sea.
• The main inflow river is the Jordan River.

Last verified on 02-05-2026

Explanation

The Danube River flows through 7 European countries.

1. Germany
2. Austria
3. Slovakia
4. Hungary
5. Croatia
6. Serbia
7. Romania

It is the second-longest river in Europe after the Volga.

• It passes through major cities like Vienna, Budapest, and Belgrade.
• It ultimately drains into the Black Sea.

Last verified on 01-05-2026

Explanation

• The Nile is the longest river in the world
• Length of about 6,650 km

 Additional information

Last updated by NA on 27 April 2026

Explanation

• Umar ibn al-Khattab (RA) declared the Nile River as Sayed ul Anhar (Chief of Rivers).
• This happened during his caliphate (634–644 AD).
• The Nile River was highly valued for its importance to Egypt.
• Length of Nile River: ~6650 km
• Origin: Lake Victoria (East-Central Africa)

Last verified on 27-04-2026

Explanation

• River Damodar is called the Sorrow of Bengal
• Damodar means "rope around the belly"
• Damodar, another name given to the Hindu god Krishna
• Country: India
• Location: Jharkhand, West Bengal
• Length: 592 km (368 mi)

Last updated by NA on 23-April-2026

Explanation

• The Nile River flows through 11 countries in Africa
• It has two main tributaries: White Nile and Blue Nile.
• The Blue Nile starts from Lake Tana.
• Both rivers meet at Khartoum (Sudan).
• Total Length: ~6,650 km
• Outflow: Mediterranean Sea
• Longest river in the world.
• Egypt is called the “Gift of the Nile” because it depends heavily on it.

Explanation

• Euphrates and Tigris are two major rivers in West Asia that flow southeast through Turkey, Syria, and Iraq.
• They meet near the town of Al‑Qurnah in Iraq.
• It forming the Shatt al‑Arab before flowing into the Persian Gulf.
• This region (between the two rivers) was historically known as Mesopotamia.

Last verified on 18-03-2026

Explanation

• Mosul is a major city in northern Iraq.
• It is situated on the western bank of the Tigris River.
• The Tigris flows southeast through Iraq.
• It joins the Euphrates to form the Shatt al-Arab.

Last verified on 19-03-2026

Explanation

• The Three Gorges Dam is the world's largest power station
• Installed capacity (22,500 MW)
• Three Gorges Dam: hydroelectric gravity dam
• Location: Yangtze River, Central China
• River: Yangtze River (3rd longest in the world).
• Operation: Fully operational since 2012. 

Last updated on 09-03-2026

Explanation

The Missouri River is the longest in the United States

It is a river in the Central and Mountain West regions of the United States

Length: Approximately 2,341 miles (3,767 km).

Nicknamed the "Big Muddy" 

Mouth: Joins the Mississippi River north of St. Louis, Missouri.