September 23, 2018

by Richard Leonard

Tom’s Thumb, at the McDowell Sonoran Preserve in Scottsdale, offers a view of the distant Weavers Needle.

September 22, 2018

by C. Edward Brice

Interesting textures mark the sides of a sandstone canyon near Page in Northern Arizona.

September 21, 2018

by Joanna Proffitt

West Mitten Butte is a highlight of Monument Valley’s iconic landscape.

September 20, 2018

by Benjamin Fairchild

Moonlight illuminates the Superstition Mountains, east of the Phoenix area.

September 19, 2018

by Bernhard Michaelis

Black-and-White Wednesday: A sandstone formation on the Navajo Nation has eroded into a sombrero-like shape.

September 18, 2018

by Yessica Wheeler

Round-tailed ground squirrels survey the area around their Tucson nest.

September 17, 2018

by David Shield

Coal Mine Canyon, on tribal land in Northeastern Arizona, displays its multicolored rock layers.

September 16, 2018

by Ron Scott

The setting sun casts a magenta hue on Apache Leap, a landform near Superior.