Wonders of the world

About how long did the stone forest take to form?

• 270 million years

• 1 million years

• 110 million years

• 1 billion years

Uluru or Ayers Rock is a what?

• A Coral reef

• An Inselberg

• A result of a new Volcano growing

• A man-made mountain to attract tourists

The Jeju Lava Tubes are now ___________.

• Island tunnels

• Home to island animals

• Stone statues

• Empty caves

Late in the 18th century what was built on the main island of Fernando de Noronha?

• A luxury resort

• A prison

• A research facility

• A wildlife preserve

What gives the Puerto Princesa subterranean river its second floor?

• Waterfalls

• Natural rock stairs

• Sink holes

• Empty caverns

The crystals in the cave of crystals are made of ________.

• Basalt

• Selenite

• Sodium

• Granite

What does Pulpit Rock overlook?

• Kjerag Peak

• Geirangerfjord

• Alesund

• Flam Railway

Seljalandsfoss is a waterfall on which river?

• Thames

• Yangtze

• Amazon

• Seljalandsa

What is the time between one high tide and the next called?

• Tidal range

• Tidal period

• One day

• Ebb tide

How deep is the Ngorongoro Crater?

• 2,000 feet

• 1,000 feet

• One mile

• Two miles