<p>A hiker makes his way through the Wave, a swirl of striped, fossilized dunes in the Coyote Buttes of Arizona's far north. The Bureau of Land Management admits only 20 people a day to the Wave, so visitors are left nearly alone in the geological wilderness.</p>

Coyote Buttes, Arizona

A hiker makes his way through the Wave, a swirl of striped, fossilized dunes in the Coyote Buttes of Arizona's far north. The Bureau of Land Management admits only 20 people a day to the Wave, so visitors are left nearly alone in the geological wilderness.

Photograph by Stephen Matera

Travel 365: Best of September 2015

See the ten most popular Travel 365 pictures from September 2015 National Geographic Travel.

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