Uluru Rock Welcome

Uluru rock

That is a giant red-orange rock in the southwest in central Australia.

Geologists believe that the age of this mountain

  is about 500 million years old.

The bright red color of this stone depends on the content of iron minerals inside the rock. 

This is a very interesting phenomenon!

The Great Barrier Reef is the world's largest coral reef.

It is located off the coast of Queensland, Australia. It has almost 3,000 coral reefs and more than 600 island

great barrier reef

• The age of this reef is unknown.
• That's because it can grow and shrink.
• This reef can get bigger by 1-2 cm per year.

as a fact.