Explanation

• The Andes Mountain Range is the longest continental mountain range in the world.
• It stretches along the western edge of South America.
• Its total length is about 8,900 km (5,500 miles).
• Highest peak of Andes: Aconcagua (6,961 m)

Additional information:

• Sutter Buttes is considered the smallest mountain range in the world.
• Location: California, USA
• It is also called the “World’s Smallest Mountain Range”.
• Highest mountain in world: Mount Everest (8,848.86 m)
• Second highest peak: K2 (8,611 m)
• Himalayas length: about 2,400 km

Last verified on 17-05-2026

Explanation

• The Amazon Rainforest is the largest rainforest in the world.
• It covers about 6.7 million square kilometers of South America.
• The Amazon rainforest is mainly located in Brazil but extends into several other countries.
• It is known as the “Lungs of the Earth” because of its major role in global ecosystems.

Last verified on 01-07-2026

Explanation

• The common ostrich (Struthio camelus) is the biggest bird in the world.
• It is weighing up to 344 pounds (157 kilograms) and standing 9 feet tall.
• Female ostriches lay the largest eggs of any living bird.
  

• The world’s fastest bird is the peregrine falcon.
• The white bellbird is the world’s loudest bird.

Last verified on 01-07-2026

Explanation

• Peregrine Falcon is the world’s fastest bird.
• It can reach speeds of over 300 km/h (186 mph) during a hunting dive called a stoop.
• Its scientific name is Falco peregrinus.
• It is known for its exceptional speed and hunting ability.

Additional information:

• Ostrich → Largest and Fastest running bird (up to 70 km/h / 43 mph)

Last verified on 01-07-2026

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