<p>The Great Barrier Reef is massive: It spans over an area of approximately 344,400 square kilometres (roughly the distance between Canada and Mexico)! It’s not just Australia’s greatest reef… It’s the world's largest coral reef system!  </p>

The Great Barrier Reef is massive: It spans over an area of approximately 344,400 square kilometres (roughly the distance between Canada and Mexico)! It’s not just Australia’s greatest reef… It’s the world's largest coral reef system!

<p>The Great Barrier Reef is massive: It spans over an area of approximately 344,400 square kilometres (roughly the distance between Canada and Mexico)! It’s not just Australia’s greatest reef… It’s the world's largest coral reef system!&nbsp;&nbsp;</p>

Talking Point - Australia's Ocean Treasure: The Great Barrier Reef

Overnights is heard from 2am to 6am nationally on the ABC. There is great music and interesting guests from Australia and all parts of the globe. You'll hear conversations about food, travel, science, music, books, personal finance, sport, film, astronomy, fashion, gardening, relationships, collectables and much more.

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Talking Point - Australia's Ocean Treasure: The Great Barrier Reef

Talking Point - Australia's Ocean Treasure: The Great Barrier Reef

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