Alan Cressler:
Black Canyon of the Gunnison, view from Tomichi Point, Black Canyon of the Gunnison National Park, Montrose County, Colorado 1
Alan Cressler:
Blue Mesa Dam, Gunnison River, Curecanti National Recreation Area, Gunnison County, Colorado 1
Alan Cressler:
Breezeway Cave, beaded helictites and helictites, Tesla Coil Room, Williams Canyon, El Paso County, Colorado 1
Alan Cressler:
Breezeway Cave, beaded helictites and helictites, Tesla Coil Room, Williams Canyon, El Paso County, Colorado 2
Alan Cressler:
Breezeway Cave, beaded helictites and helictites, Tesla Coil Room, Williams Canyon, El Paso County, Colorado 3
Alan Cressler:
Breezeway Cave, beaded helictites and helictites, Tesla Coil Room, Williams Canyon, El Paso County, Colorado 4
Alan Cressler:
Breezeway Cave, beaded helictites and helictites, Tesla Coil Room, Williams Canyon, El Paso County, Colorado 5
Alan Cressler:
Breezeway Cave, beaded helictites and helictites, Tesla Coil Room, Williams Canyon, El Paso County, Colorado 6
Alan Cressler:
Breezeway Cave, beaded helictites, Heavens Gate, Williams Canyon, El Paso County, Colorado 1
Alan Cressler:
Breezeway Cave, beaded helictites, Tesla Coil Room, Williams Canyon, El Paso County, Colorado 1
Alan Cressler:
Breezeway Cave, beaded helictites, Tesla Coil Room, Williams Canyon, El Paso County, Colorado 2
Alan Cressler:
Breezeway Cave, helictites and water drops, Tesla Coil Room, Williams Canyon, El Paso County, Colorado 1
Alan Cressler:
Breezeway Cave, helictites, Elkhorn Room, Williams Canyon, El Paso County, Colorado 1
Alan Cressler:
Breezeway Cave, helictites, Elkhorn Room, Williams Canyon, El Paso County, Colorado 2
Alan Cressler:
Breezeway Cave, helictites, Elkhorn Room, Williams Canyon, El Paso County, Colorado 3
Alan Cressler:
Breezeway Cave, helictites, Elkhorn Room, Williams Canyon, El Paso County, Colorado, Dave Stahl 1
Alan Cressler:
Breezeway Cave, helictites, Heavens Gate, Williams Canyon, El Paso County, Colorado 1
Alan Cressler:
Breezeway Cave, helictites, Heavens Gate, Williams Canyon, El Paso County, Colorado 2
Alan Cressler:
Breezeway Cave, helictites, Heavens Gate, Williams Canyon, El Paso County, Colorado, Elliot Stahl 1
Alan Cressler:
Breezeway Cave, Tesla Coil, Tesla Coil Room, Williams Canyon, El Paso County, Colorado 1
Alan Cressler:
Breezeway Cave, Tesla Coil, Tesla Coil Room, Williams Canyon, El Paso County, Colorado 3
Alan Cressler:
Breezeway Cave, The Elkhorn, Elkhorn Room, Williams Canyon, El Paso County, Colorado 1
Alan Cressler:
Bridal Veil Falls, San Miguel County, Colorado 1
Alan Cressler:
Bridal Veil Falls, San Miguel County, Colorado 2
Alan Cressler:
Brontosaurus Bulges, Jurassic Age, Morrison Formation, Dinosaur Ridge, Dakota Hogback Natural Area, Morrison, Jefferson County, Colorado 1
Alan Cressler:
Brontosaurus Bulges, Jurassic Age, Morrison Formation, Dinosaur Ridge, Dakota Hogback Natural Area, Morrison, Jefferson County, Colorado, Scout Aulenbach 1
Alan Cressler:
Brushy Basin Member of the Morrison Formation, Late Jurassic Period, Salt Valley Wash Area, Arches National Park, Grand County, Utah 1
Alan Cressler:
Brushy Basin Member of the Morrison Formation, Late Jurassic Period, Salt Valley Wash Area, Arches National Park, Grand County, Utah 2
Alan Cressler:
Bufo punctatus (Anaxyrus punctatus), Natural Bridges National Monument, San Juan County, Utah 1
Alan Cressler:
Butler Wash Ruins Overlook, Butler Wash Archaeological District, BLM lands, San Juan County, Utah 1
