Unit 3 - Natural features

The Red Sea is a great place for scuba- diving. Which of these is not a sea?

• The Yellow Sea

• The Black Sea

• The Blue Sea

The Grand Canyon is an enormous, deep valley. The river which made it is the ....

• Nile

• Colorado

• Congo

In Quãng Bình, Việt Nam, there is an enormous cave called Sơn Đoòng. It holds the world's largest natural cave with a volume of....

• 28.5 million m3

• 38.5 million m3

• 48.5 million m3

Brazil is a fantastic place for adventure. You can visit the spectacular falls at Iguazu, or watch the wildlife in the Amazon rainforest, which is bigger than...

• The USA

• South America

• Western Europe

You can surf some of the world's biggest waves in the Atlantic ocean off the beaches of Ireland and Portugal. Which of these is not an ocean?

• Indian

• North

• Pacific

In the Gobi March, competitors run 250 kilometres through the dunes of the Gobi Desert. The race is part of a four-race desert challenge which also includes the .....

• Sahara, Atacama and the Antarctic

• Alps, Andes and Himalayas

• Islands, Highlands and Lowlands