<p>Sandbars flow into the Coral Sea at Whitsunday Island National Park in Queensland, Australia.</p><p><a href="http://environment.nationalgeographic.com/environment/photos/freshwater-waterscapes/?source=photogallery">See more pictures of waterscapes »</a></p>

Sandbars, Australia

Sandbars flow into the Coral Sea at Whitsunday Island National Park in Queensland, Australia.

See more pictures of waterscapes »

Photograph by Paul Chesley

Patterns in Nature: Water

See these water pattern photos, from National Geographic.

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