Natural Wonders Trivia: Earth's Record-Breaking Places

Which is the largest coral reef system on Earth, stretching about 2,300 km off Queensland?

• The Mesoamerican Reef
• The Great Barrier Reef
• The Red Sea reefs
• The New Caledonia barrier reef

Which is the world's highest uninterrupted waterfall?

• Iguazú Falls
• Niagara Falls
• Angel Falls
• Victoria Falls

Which canyon, carved by the Colorado River, runs about 446 km through Arizona?

• The Grand Canyon
• Colca Canyon
• Copper Canyon
• Fish River Canyon