Explanation

• Country: China
• First use: 806 AD (approx.)
• Early name: Feiqian (Flying Money)
• Dynasty: Tang Dynasty → Song Dynasty (official issue)
• Importance: First-ever paper-based monetary system

Last verified on 11-06-2026

Explanation

• Country: Australia
• Name: Great Barrier Reef
• Location: Coral Sea, off Queensland
• Length: Over 2,300 km (1,400 miles)
• Area: Approximately 344,400 km² (133,000 sq mi)
• The reef consists of around 2,900 individual reefs and 900 islands.
• It is a UNESCO World Heritage Site, inscribed in 1981.

Last verified on 20-07-2026

Explanation

• The Volga River is the longest river in Europe,
• It is with a length of approximately 3,531 km (2,194 miles).
• It flows entirely through Russia and empties into the Caspian Sea.

Additional information:

• Danube – 2,857 km (Flows through 10 countries)
• Ural – 2,428 km (Russia & Kazakhstan)
• Dnieper – 2,201 km (Russia, Belarus & Ukraine)
• Don – 1,950 km (Russia)

Last verified on 20-07-2026

Explanation

• Headquarters: Rome, Italy
• Full Name: Food and Agriculture Organization (FAO)
• Founded: 16 October 1945
• Founder: United Nations (UN)
• Official Languages: Arabic, Chinese, English, French, Russian, Spanish
• Purpose: Eliminate hunger, improve nutrition, food security, agriculture, fisheries, and forestry worldwide.

Last verified on 25-01-2026

Explanation

• The headquarters of the International Court of Justice is in The Hague, Netherlands.
• ICJ is one of the six principal organs of the United Nations.
• It consists of 15 judges, elected for 9-year terms.

• Founded: 1945
• Official Languages: English, French
• Member States: UN member countries
• Main Function: Settling legal disputes between states