A
This is the biggest animal in the ocean
Blue Whale
This is the fastest land animal
Cheetah
This is the tallest animal in the world
Giraffe
This is the coldest place on Earth
Antarctica
This is the hottest planet in our solar system
Venus
This is the highest mountain in the world
Mount Everest
This is the longest river in the world
Nile River
This is the smallest country in the world
Vatican City
This is the biggest country by land area
Russia
This is the fastest bird in the world
Peregrine Falcon
This is the largest continent
Asia
This is the longest wall in the world
The Great Wall of China
This is the most populated country
India
This is the deepest ocean in the world
Pacific Ocean
This is the highest waterfall in the world
Angel Falls
This is the heaviest land animal
African Elephant
This is the slowest animal in the world
Sloth
This is the longest-running animated TV show
The Simpsons
This is the most expensive metal in the world
Rhodium
This is the deepest lake in the world
Lake Baikal
This is the brightest star in the night sky
Sirius
This is the tallest building in the world
Burj Khalifa
This is the largest ocean in the world
Pacific Ocean
This is the driest desert in the world
Atacama Desert
This is the most spoken language in the world
English or Mandarin