What is under the surface of the Yellowstone National Park?
Coal mines
Groundwater
A supervolcano
What is the reason for the colour of Lake Hillier?
Too low level of salt
Too high level of salt
There are pink flowers that release their pollen
What are the two layers of rock that are in the High Force Waterfalls?
sandstone and limestone
granite and sandstone
marble and limestone
Who does Uluru belong to?
To the Native Americans
To the government
To the Aboriginals
Which of these natural features is named after its discoverers?
Ayers Rock
Moraine Lake
Baffin Island
What was the most tragic event that has ever happened in Grand Canyon?
What is the correct name of the Ireland's most famous natural feature?
Giant's Causeway
The Giant's Causeway
The Giant's Courseway
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