Ranger Robb:
Vermilion Cliffs National Monument, AZ (2)
Ranger Robb:
Coyote Buttes, AZ
Ranger Robb:
Chinle Formation
Ranger Robb:
Echo Cliffs, AZ (2)
Ranger Robb:
Echo Cliffs, AZ (1)
Ranger Robb:
Archaic point, near Condor Release site, Vermilian Cliffs National Monument, AZ (2)
Ranger Robb:
Vermilion Cliffs, White Cliffs & Pink Cliffs_1
Ranger Robb:
Vermilion Cliffs, White Cliffs & Pink Cliffs
Ranger Robb:
Vermilion Cliffs, AZ_2
Ranger Robb:
Vermilion Cliffs, AZ
Ranger Robb:
Echo Cliffs, AZ
Ranger Robb:
Echo Cliffs, AZ
Ranger Robb:
Echo Cliffs and the Moon
Ranger Robb:
Echo Cliffs
Ranger Robb:
Echo Cliffs and the Moon
Ranger Robb:
IMG_1206
Ranger Robb:
IMG_1197
Ranger Robb:
Vermilion Cliffs, AZ
Ranger Robb:
Vermilion Cliffs, AZ
Ranger Robb:
Archaic point, near Condor Release site, Vermilian Cliffs National Monument, AZ (4)
Ranger Robb:
Archaic point, near Condor Release site, Vermilian Cliffs National Monument, AZ (3)
Ranger Robb:
Archaic point, near Condor Release site, Vermilian Cliffs National Monument, AZ (2)
Ranger Robb:
Archaic point, near Condor Release site, Vermilian Cliffs National Monument, AZ (1)