This desert is home to some of the tallest stationary dunes on Earth.

Neither of them spoke again while she led him back off the beach into a secluded gulley between two tall dunes.

A hundred yards from the river, tucked away in a gully between tall dunes, there was a glimmer of light.

He looked around, found the tallest dune, and headed in that direction.

They were approaching a tall dune, from which they ought to be able to see the coast.

The sunlight was not up to full strength, but he made out a dot skimming well above the tallest dunes, moving toward him.

The sea was so clear that from the tall dunes they could see deep down to the reefs and sculptured sand banks below the surface.

That means you can eat in your robe while listening to the sound of the surf, just over the tall dunes.

It was named for the sand which, given the windy nature of this coast, flies from the tall dunes surrounding the bay.

Nonetheless, I spent almost all my time at the shore, lined by soft sand, tall dunes and smooth stones.