drburtoni:
Saguaro Cactus. Sonoran Desert. Tucson, Arizona.
drburtoni:
Prickly pear Cactus. Sonoran Desert. Tucson, Arizona.
drburtoni:
Saguaro Cactus. Sonoran Desert. Tucson, Arizona.
drburtoni:
Prickly pear Cactus. Sonoran Desert. Tucson, Arizona.
drburtoni:
Saguaro Cactus. Sonoran Desert. Tucson, Arizona.
drburtoni:
Barrel cactus. Tucson, Arizona 2015
drburtoni:
Barrel cactus. Tucson, Arizona 2015
drburtoni:
Barrel cactus. Tucson, Arizona 2015
drburtoni:
Barrel cactus. Tucson, Arizona 2015
drburtoni:
U2 Spy plane. Tucson, Arizona. 2015
drburtoni:
U2 Spy plane. Tucson, Arizona. 2015
drburtoni:
SR-71 Blackbird Spy Plane. Pima Air Museum. Tucson, Arizona 2015
drburtoni:
SR-71 Blackbird Spy Plane. Pima Air Museum. Tucson, Arizona 2015
drburtoni:
SR-71 Blackbird Spy Plane. Pima Air Museum. Tucson, Arizona 2015
drburtoni:
SR-71 Blackbird Spy Plane. Pima Air Museum. Tucson, Arizona 2015
drburtoni:
Sabino Canyon. Tucson, Arizona. 2015
drburtoni:
Sabino Canyon. Tucson, Arizona. 2015
drburtoni:
Sabino Canyon. Tucson, Arizona. 2015
drburtoni:
Sabino Canyon. Tucson, Arizona. 2015
drburtoni:
Sabino Canyon. Tucson, Arizona. 2015
drburtoni:
Sabino Canyon. Tucson, Arizona. 2015
drburtoni:
Sabino Canyon. Tucson, Arizona. 2015
drburtoni:
Sabino Canyon. Tucson, Arizona. 2015
drburtoni:
Tucson, Arizona 2015
drburtoni:
Tucson, Arizona 2015
drburtoni:
Tucson, Arizona 2015
drburtoni:
Tucson, Arizona 2015
drburtoni:
Gelato on a hot day. Tucson, Arizona 2015
drburtoni:
Gelato on a hot day. Tucson, Arizona 2015
drburtoni:
Gelato on a hot day. Tucson, Arizona 2015
