Alan Cressler:
Anatini Arch, late Oligocene age, Otekaike Limestone, Anatini Valley, Anatini Whale Fossil Site, Waitaki District, Canterbury, New Zealand, Paul Aughey 1
Alan Cressler:
Anvil Points Arch, BLM land, Garfield County, Colorado, Elliot Stahl, and Marion Smith 1
Alan Cressler:
Anvil Points Arch, BLM land, Garfield County, Colorado, left to right, Elliot Stahl, Marion Smith, and Joe Douglas 1
Alan Cressler:
Arabia Natural Bridge, Davidson-Arabia Mountain Nature Preserve, DeKalb County, Georgia 1
Alan Cressler:
Arabia Natural Bridge, Davidson-Arabia Mountain Nature Preserve, DeKalb County, Georgia 2
Alan Cressler:
Arch Cave, Middle Miocene age, Altamaha Formation, Broxton Rocks Preserve, The Nature Conservancy, Coffee County, Georgia, Alan Cressler 1
Alan Cressler:
Baby Arch, Kachina Bridge Trail, Natural Bridges National Monument, San Juan County, Utah, Elliot Stahl 1
Alan Cressler:
Butler Wash Arch, flash flood, BLM Lands, San Juan County, Utah 1
Alan Cressler:
Carnegiea gigantea, Double Arch, Ajo Range, Organ Pipe Cactus National Monument, Pima County, Arizona 1
Alan Cressler:
Delicate Arch, Arches National Park, Grand County, Utah 1
Alan Cressler:
Delicate Arch, Arches National Park, Grand County, Utah 4
Alan Cressler:
Delicate Arch, Arches National Park, Grand County, Utah 6
Alan Cressler:
Delicate Arch, Arches National Park, Grand County, Utah 7
Alan Cressler:
Devil's Kitchen Natural Arch, Hollis Quartzite, Buzzard Roost, Meriwether County, Georgia 1
Alan Cressler:
Devil's Kitchen Natural Arch, Hollis Quartzite, Buzzard Roost, Meriwether County, Georgia, Noah Yawn 1
Alan Cressler:
Double Arch, Ajo Range, Organ Pipe Cactus National Monument, Pima County, Arizona 1
Alan Cressler:
Double Arches, Pogue Creek State Natural Area, Fentress County, Tennessee 1
Alan Cressler:
Double Arches, Pogue Creek State Natural Area, Fentress County, Tennessee, Manuel Beers 4
Alan Cressler:
Double O Arch, Devils Garden, Arches National Park, Grand County, Utah 1
Alan Cressler:
Fin Natural Bridge, Hospital Boulders, Etowah County, Alabama 1
Alan Cressler:
Good Shepherd Natural Bridge, Natural Bridge Park, Lookout Mountain, Lookout Mountain, Hamilton County, Tennessee, Elliot Stahl 1
Alan Cressler:
Horn Dog Pictograph Arch, Fentress County, Tennessee, Jan Simek 2
Alan Cressler:
Kachina Bridge, White Canyon, Natural Bridges National Monument, San Juan County, Utah 1
Alan Cressler:
Kachina Bridge, White Canyon, Natural Bridges National Monument, San Juan County, Utah 2
Alan Cressler:
Kachina Bridge, White Canyon, Natural Bridges National Monument, San Juan County, Utah, Jonathan Bailey 1
Alan Cressler:
Kachina Bridge, White Canyon, White Canyon Creek (flash flood), Natural Bridges National Monument, San Juan County, Utah 1
Alan Cressler:
Kachina Natural Bridge, Natural Bridges National Monument, San Juan County, Utah 1
Alan Cressler:
Kennesaw Arch, Kennesaw Mountain National Battlefield Park, Cobb County, Georgia 1
Alan Cressler:
Kennesaw Arch, Kennesaw Mountain National Battlefield Park, Cobb County, Georgia 2
Alan Cressler:
Landscape Arch, Devils Garden, Arches National Park, Grand County, Utah 1
