What is the name of the tallest building in the world?
Shanghai Tower
One World Trade Center
Burj Khalifa
Which country is home to the world's tallest waterfall?
South Africa
Venezuela
Canada
What is the deepest part of the world's oceans?
Tonga Trench
Mariana Trench
Java Trench
Which country has the world's largest desert?
China
Australia
Saudi Arabia
What is the name of the world's largest coral reef system?
Red Sea Coral Reef
Belize Barrier Reef
Great Barrier Reef
What is the longest river in the world?
Nile River
Amazon River
Yangtze River
What is the name of the largest island in the world?
Greenland
New Guinea
Borneo
Where is the world's largest cave located?
USA
Vietnam
Mexico
Which is the longest wall in the world?
Hadrian's Wall
Berlin Wall
Great Wall of China
Which mountain is the highest in the world?
Mount Everest
Mount Kilimanjaro
Mount Fuji