
Cinder cone. At Sunset Crater Volcano National Monument, Coconino County, Arizona.
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Cinder cone. At Sunset Crater Volcano National Monument, Coconino County, Arizona.
Please click photo for full view.

Untitled.
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Vesicles.

Volcano.
The western slope of the eponymous volcano, at Sunset Crater Volcano National Monument, Coconino County, Arizona.
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Weathered wood.
All are of fallen ponderosa pine logs at Sunset Crater Volcano National Monument near Flagstaff, Arizona.

Two-needle piñon pine (Pinus edulis).
At Sunset Crater Volcano National Monument, Coconino County, Arizona.

Lava field.
At Sunset Crater Volcano National Monument near Flagstaff, Arizona. The San Francisco Peaks are in view in the distance.

Aspen (Populus tremuloides) at Sunset Crater Volcano National Monument, Coconino County, Arizona.
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Nuva’tukya’ovi.
View of the San Francisco Peaks, looking southwest from Bonito Park in the Sunset Crater Volcano National Monument. To the left are Doyle and Fremont Peaks, with Abineau at right. Arizona’s highest mountains, Agassiz and Humphrey’s Peaks are concealed by the clouds.
Nuva’tukya’ovi is the Hopi name for the peaks.
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Lichens, on a lava field at Sunset Crater Volcano National Monument near Flagstaff, Arizona.