As the turquoise of the Indian Ocean laps at the rocky coast, Clinton Walker treks the same shoreline that's nourished his ancestors for thousands of years.

The sun disappears behind the islands of the Dampier Archipelago on the horizon.

"My people used to live there," Clinton points.

Those islands weren't always islands, and the sea wasn't always here.

Here at Murujuga, the red rocks are alive with more than 1 million artworks, and there are more ancient stories under the sea.

It's a place where you can see directly into the depths of Australia's epic history.

Clinton Walker in Murujuga National Park, Western Australia ( ABC News: Margaret Burin )

For Clinton Walker, culture is everything.

A descendant of the Ngarluma and Yindjibarndi people, he carries knowledge his ance

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